Atlanta (host) & Nashville

Open Operator Station • Air Ride Seat • Cushion Hitch • Auto Lube • 33.25-29 Tires

Detroit DD13 6 Cylinder 12.8 L Ultra Low Sulfur Diesel 410 hp Engine • 2015 US EPA Label • Requires Diesel Exhaust Fluid • 14093 Engine hrs • Engine Brake • Eaton Fuller FRO14210C 10-Speed Manual Transmission • 12000 lb Front Axle • 40000 lb Rears • 3.31:1 Axle Ratio • 52000 lb GVWR • Air Ride Cab • 60 in Condo Sleeper Cab • Bunk Beds • 11R22.5 • Airliner Air Ride Suspension • 216 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks

Detroit DD15 6 Cylinder 14.8 L Diesel 455 hp Engine • 2016 US EPA Label • Requires Diesel Exhaust Fluid • 16377 Engine hrs • Engine Brake • Eaton Fuller FRO-18210C 10-Speed Manual Transmission • Differential Lock • 13220 lb Front Axle • 40000 lb Rears • 3.31:1 Axle Ratio • 53220 lb GVWR • 70 in High Rise Sleeper Cab • Bunk Beds • Aluminum Wheels • 11R22.5 • Airliner Air Ride Suspension • 228 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks

Open Operator Station • Air Ride Seat • Auto Lube • 33.25-29 Tires

Open Operator Station • Air Ride Seat • Cushion Hitch • Auto Lube • 33.25-29 Tires

Enclosed Cab • Air Conditioner • 108 in Bucket • 23.5R25 Tires

Open Operator Station • 82 in Loader Bucket • 36 in Backhoe Digging Bucket

Open Operator Station • Powershift Transmission • Sweeps • Semi-U Blade w/ Single Tilt • 24 in Single Grouser Track Shoes

Control Pattern Changer • 4 ft 4 in Stick • Auxiliary Hydraulic Plumbing • Backfill Blade • 12 in Rubber Tracks • Manual Quick Coupler • 18 in Bucket • Hydraulic Thumb

Detroit DD15 6 Cylinder 14.8 L Ultra Low Sulfur Diesel 455 hp Engine • 2015 US EPA Label • Requires Diesel Exhaust Fluid • 17102 Engine hrs • Engine Brake • Detroit DT12-DA-1550 12-Speed Automatic Transmission • 13300 lb Front Axle • 40000 lb Rears • Meritor MT-40-14X Drive Axles • 2.47:1 Axle Ratio • 53300 lb GVWR • Air Ride Cab • 72 in Mid Roof Sleeper Cab • Thermo King TriPac Evolution Auxiliary Power Unit • Aluminum Wheels • 275/80R22.5 Front Tires • 445/50R22.5 Super Singles Rear Tires • Airliner Air Ride Suspension • 232 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks

Detroit DD15 14.8 L Diesel 455 hp Engine • 2015 US EPA Label • Requires Diesel Exhaust Fluid • 18379 Engine hrs • Engine Brake • Detroit DT12-OA-1550 HD 12-Speed Automated Transmission • Differential Lock • 13220 lb Front Axle • 40000 lb Rears • Detroit DA-RT-40.0-4 Drive Axles • 3.08:1 Axle Ratio • 53220 lb GVWR • 72 in High Rise Sleeper Cab • Bunk Beds • Thermo King TriPac Evolution Auxiliary Power Unit • 11R22.5 • Airliner Suspension • 228 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks

Enclosed Cab • Air Conditioner • Air Ride Seat • 96 in Bucket • 15.5-25 Tires

Open Operator Station • 84 in Loader Bucket • 24 in Backhoe Digging Bucket • Rear Auxiliary Hydraulics

Detroit DD13 6 Cylinder 12.8 L Diesel 450 hp Engine • Requires Diesel Exhaust Fluid • 15444 Engine hrs • Engine Brake • Eaton Fuller FRO-16210C 10-Speed Manual Transmission • Differential Lock • 13300 lb Front Axle • 40000 lb Rears • Meritor MT-40-14X Drive Axles • 3.36:1 Axle Ratio • 53300 lb GVWR • 70 in Mid Roof Sleeper Cab • Thermo King TriPac Evolution Auxiliary Power Unit • Aluminum Wheels • 295/75R22.5 Front Tires • 445/50R22.5 Super Singles Rear Tires • Airliner Air Ride Suspension • 228 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks

Enclosed Cab • Air Conditioner • Powershift Transmission • 138 in Wide Semi-U Blade w/ Single Tilt • 32 in Single Grouser Track Shoes

Detroit DD13 6 Cylinder 12.8 L Diesel 410 hp Engine • 2015 US EPA Label • Requires Diesel Exhaust Fluid • 19092 Engine hrs • Engine Brake • Eaton Fuller FRO-14210C 10-Speed Manual Transmission • Differential Lock • 12000 lb Front Axle • 40000 lb Rears • 3.31:1 Axle Ratio • 52000 lb GVWR • 70 in High Rise Sleeper Cab • Bunk Beds • Aluminum Wheels • 11R22.5 • Airliner Air Ride Suspension • 216 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks

Cummins ISX15 6 Cylinder 15 L Ultra Low Sulfur Diesel 450 hp Engine • 2017 US EPA Label • Requires Diesel Exhaust Fluid • 11906 Engine hrs • Engine Brake • Eaton Fuller 10-Speed Manual Transmission • Differential Lock • 12350 lb Front Axle • 40000 lb Rears • 3.36:1 Axle Ratio • 52350 lb GVWR • Air Ride Cab • Aluminum Wheels • 11R22.5 • Air Ride Suspension • 205 in Wheelbase • PTO • Air Sliding 5th Wheel

Paccar MX-13 6 Cylinder 12.9 L Ultra Low Sulfur Diesel 455 hp Engine • 2014 US EPA Label • Requires Diesel Exhaust Fluid • 2527 Engine hrs • Engine Brake • Eaton Fuller FAO-16810C 10-Speed Manual Transmission • Differential Lock • 13200 lb Front Axle • 40000 lb Rears • 3.08:1 Axle Ratio • 53200 lb GVWR • 72 in High Rise Sleeper Cab • Bunk Beds • Bunk Heater • Aluminum Wheels • 295/75R22.5 • Air Ride Suspension • 232 in Wheelbase • Air Sliding 5th Wheel

Paccar MX-13 12.9 L Diesel 455 hp Engine • 2014 US EPA Label • Requires Diesel Exhaust Fluid • 22176 Engine hrs • Engine Brake • Eaton Fuller 10-Speed Transmission • 13200 lb Front Axle • 40000 lb Rears • 3.25:1 Axle Ratio • 53200 lb GVWR • 72 in High Rise Sleeper Cab • Bunk Beds • Thermo King TriPac Evolution Auxiliary Power Unit • Aluminum Wheels • 295/75R22.5 • 8 Bag Air Ride Suspension • 222 in Wheelbase • Dual Fuel Tanks

D13H455 6 Cylinder 12.8 L Diesel 455 hp Engine • 2013 US EPA Label • 16125 Engine hrs • Retarder • ATO2612D 12-Speed Automatic Transmission • 12350 lb Front Axle • 38000 lb Rears • 3.07:1 Axle Ratio • 50350 lb GVWR • Air Ride Cab • 60 in Mid Roof Sleeper Cab • Aluminum Wheels • 295/75R22.5 • Air Ride Suspension • 214 in Wheelbase • Dual Fuel Tanks

Open Operator Station • 83 in Loader Bucket • Extendable Stick • 24 in Backhoe Digging Bucket

D13J405 6 Cylinder 12.8 L Diesel 405 hp Engine • 2014 US EPA Label • Requires Diesel Exhaust Fluid • 14166 Engine hrs • Engine Brake • ATO2612D 12-Speed Automatic Transmission • Differential Lock • 12350 lb Front Axle • 38000 lb Rears • Meritor MT-40-14X Drive Axles • 3.08:1 Axle Ratio • 50350 lb GVWR • 62 in High Rise Sleeper Cab • Bunk Beds • Aluminum Wheels • 295/75R22.5 • Air Ride Suspension • 216 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks

Open Operator Station • 88 in Multi-Purpose Bucket • 90 in Hydraulic Tilting Box Blade w/ Hydraulic Scarifier

Cat C15 6 Cylinder 15.2 L Diesel Engine • 2005 US EPA Label • Engine Brake • Manual Transmission • Differential Lock • 12000 lb Front Axle • 36000 lb Rears • 48000 lb GVWR • 63 in Mid Roof Sleeper Cab • Aluminum Wheels • 285/75R24.5 • Low Air Leaf Air Ride Suspension • 260 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks

Detroit DD15 6 Cylinder 14.8 L Diesel 455 hp Engine • 2014 US EPA Label • Requires Diesel Exhaust Fluid • 14627 Engine hrs • Engine Brake • Eaton Fuller FRO-15210C 10-Speed Manual Transmission • Differential Lock • 12000 lb Front Axle • 40000 lb Rears • Meritor MT-40-14X Drive Axles • 3.55:1 Axle Ratio • 62000 lb GVWR • 11R22.5 • Airliner Air Ride Suspension • 178 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks

Enclosed Cab • Air Conditioner • Fire Suppression System • 156 in Wide Semi-U Blade w/ Dual Tilt • 25.5 in Single Grouser Track Shoes • Rear Auxiliary Hydraulics

Cummins ISX15 6 Cylinder 15 L Ultra Low Sulfur Diesel 450 hp Engine • 2014 US EPA Label • Requires Diesel Exhaust Fluid • 17666 Engine hrs • Engine Brake • Eaton Fuller 10-Speed Manual Transmission • Differential Lock • 12350 lb Front Axle • 40000 lb Rears • 52350 lb GVWR • Air Ride Cab • 72 in Mid Roof Sleeper Cab • Aluminum Wheels • 295/75R22.5 • Air Ride Suspension • 187 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks

Detroit DD15 14.8 L Diesel 455 hp Engine • 2015 US EPA Label • Requires Diesel Exhaust Fluid • 19070 Engine hrs • Engine Brake • Detroit DT12-OA-1550 HD 12-Speed Automated Transmission • Differential Lock • 13220 lb Front Axle • 40000 lb Rears • Detroit DA-RT-40.0-4 Drive Axles • 3.08:1 Axle Ratio • 53220 lb GVWR • 72 in High Rise Sleeper Cab • Bunk Beds • 11R22.5 • Airliner Suspension • 228 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks

D13H455 6 Cylinder 12.8 L Ultra Low Sulfur Diesel Engine • 2013 US EPA Label • Requires Diesel Exhaust Fluid • 17369 Engine hrs • Engine Brake • Automated Transmission • Differential Lock • 12350 lb Front Axle • 40000 lb Rears • Meritor MT-40-14X Drive Axles • 52350 lb GVWR • Air Ride Cab • 52 in Mid Roof Sleeper Cab • Aluminum Wheels • 295/75R22.5 Front Tires • 295/75R22.5 Rear Tires • Air Ride Suspension • 213 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks

Detroit DD13 6 Cylinder 12.8 L Ultra Low Sulfur Diesel 435 hp Engine • 2014 US EPA Label • Requires Diesel Exhaust Fluid • 13291 Engine hrs • Engine Brake • Eaton Fuller FO-16E313A-MHP ULT Automatic Transmission • Differential Lock • 12000 lb Front Axle • 40000 lb Rears • 3.58:1 Axle Ratio • 52000 lb GVWR • Air Ride Cab • 11R22.5 • Airliner Air Ride Suspension • 178 in Wheelbase • Air Sliding 5th Wheel

Detroit DD15 14.8 L Diesel 505 hp Engine • 2013 US EPA Label • Requires Diesel Exhaust Fluid • 21626 Engine hrs • Engine Brake • Eaton Fuller FRO-16210C 10-Speed Manual Transmission • Differential Lock • 12000 lb Front Axle • 40000 lb Rears • Meritor MT-40-14X Drive Axles • 3.36:1 Axle Ratio • 52000 lb GVWR • 72 in High Rise Sleeper Cab • Bunk Beds • Aluminum Wheels • 295/75R22.5 • Airliner Suspension • 228 in Wheelbase • Dual Fuel Tanks

Detroit DD15 6 Cylinder 14.8 L Ultra Low Sulfur Diesel 455 hp Engine • Requires Diesel Exhaust Fluid • 22539 Engine hrs • Engine Brake • DT12-DA-1650 12-Speed Automated Transmission • 13300 lb Front Axle • 40000 lb Rears • 2.53:1 Axle Ratio • 53300 lb GVWR • Air Ride Cab • 72 in Condo Sleeper Cab • Bunk Beds • 11R22.5 • Airliner Air Ride Suspension • 228 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks

Detroit DD15 6 Cylinder 14.8 L Diesel 455 hp Engine • 2014 US EPA Label • Requires Diesel Exhaust Fluid • 14100 Engine hrs • Engine Brake • Detroit-DA-1750 HD 12-Speed Automatic Transmission • Differential Lock • 12000 lb Front Axle • 40000 lb Rears • Detroit DA-RT-40.0-4 Drive Axles • 2.53:1 Axle Ratio • 52000 lb GVWR • Aluminum Wheels • 11R22.5 • Airliner Air Ride Suspension • 178 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks

Detroit DD13 12.8 L Diesel 435 hp Engine • 2015 US EPA Label • Requires Diesel Exhaust Fluid • 15531 Engine hrs • Engine Brake • Eaton Fuller FRO-15210C 10-Speed Manual Transmission • Differential Lock • 12000 lb Front Axle • 40000 lb Rears • Meritor MT-40-14X Drive Axles • 3.55:1 Axle Ratio • 52000 lb GVWR • 11R22.5 • Airliner Suspension • 200 in Wheelbase • PTO • Air Sliding 5th Wheel • Dual Fuel Tanks

Open Operator Station • Joystick Steering • Tier 4 • 2014 US EPA Label • 18 in Track Belts • 9 Pin Electric Kit • Manual Coupler • 80 in Bucket • Counterweight Kit

Cummins ISX15 6 Cylinder 14.9 L Diesel 450 hp Engine • 2015 US EPA Label • Requires Diesel Exhaust Fluid • 16156 Engine hrs • Engine Brake • Eaton Fuller 10-Speed Manual Transmission • Differential Lock • 12350 lb Front Axle • 40000 lb Rears • 52350 lb GVWR • High Rise Sleeper Cab • Bunk Beds • Aluminum Wheels • 295/75R22.5 • Air Ride Suspension • 230 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks

Detroit DD13 6 Cylinder 12.8 L Ultra Low Sulfur Diesel 410 hp Engine • 2014 US EPA Label • Requires Diesel Exhaust Fluid • 13905 Engine hrs • Engine Brake • Detroit DT12-0B-1450 12-Speed Automatic Transmission • 12000 lb Front Axle • 40000 lb Rears • 3.42:1 Axle Ratio • 52000 lb GVWR • Air Ride Cab • 11R22.5 • Airliner Air Ride Suspension • 172 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks

Detroit DD15 6 Cylinder 14.8 L Diesel 455 hp Engine • US EPA Label • Requires Diesel Exhaust Fluid • 19957 Engine hrs • Engine Brake • Eaton Fuller FRO-15210C 10-Speed Manual Transmission • Differential Lock • 13220 lb Front Axle • 40000 lb Rears • Detroit DA-RT-40.0-4 Drive Axles • 3.31:1 Axle Ratio • 53220 lb GVWR • 72 in High Rise Sleeper Cab • Bunk Beds • 11R22.5 • Airliner Air Ride Suspension • 228 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks

Open Operator Station • Joystick Steering • 12 in Track Belts • 7 and 14 Pin Electric Kit • Manual Coupler • 66 in Bucket

Air Conditioner • Straight Travel Pedal • Control Pattern Changer • 2006 US EPA Label • 7 ft 3 in Stick • Auxiliary Hydraulic Plumbing • 16 in Track Shoes • 23 in Digging Bucket

Enclosed Cab • Air Conditioner • Auxiliary Hydraulics • Hydraulic Coupler • 100 in Bucket • 20.5R25 Tires

Open Operator Station • 2006 US EPA Label • Hydraulic Coupler • 92 in Bucket • 17.5-25 Tires

Ride Control • Auxiliary Hydraulics • Hydraulic Coupler • 2.5 cyd 101 in Bucket • Forks • 17.5-25 Tires

Cat C13 6 Cylinder 12.5 L Diesel 445 hp Engine • 2005 US EPA Label • 17762 Engine hrs • Engine Brake • Eaton Fuller 8LL Transmission • 14000 lb Front Axle • 40000 lb Rears • 54000 lb GVWR • Air Ride Cab • Aluminum Front Wheels • 11R24.5 Front Tires • 11R24.5 Rear Tires • Spring Suspension • 192 in Wheelbase • PTO • Double Frame • Air Sliding 5th Wheel

Canopy • 3 Forward 3 Reverse • Hydrostatic Drive • Kubota TL500 Loader w/Joystick • Quick Coupler • 540 PTO • 3-Point Hitch • Kubota BT820 Backhoe Attachment • 23x8.5-14 Front Tires • 12.4-16 Rear Tires

Enclosed Cab (Door missing) • Joystick Steering • Self Leveling • US EPA Label • 16 in Track Belts • 14 Pin Electric Kit • Hydraulic Coupler • 80 in Bucket

Cummins ISX15 15 L Diesel 400 hp Engine • Requires Diesel Exhaust Fluid • 19426 Engine hrs • Engine Brake • Eaton Fuller 10-Speed Manual Transmission • 12000 lb Front Axle • 22700 lb Rears • Dana S23-190 Drive Axles • 2.53:1 Axle Ratio • 34700 lb GVWR • 295/75R22.5 Front Tires • 275/80R22.5 Rear Tires • Air Ride Suspension • 155 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks

Cat C15 6 Cylinder Diesel Engine • Eaton Fuller RTLO-18918B 18-Speed Manual Transmission • Differential Lock • 12860 lb Front Axle • 46000 lb Rears • Meritor RT-46-160 Drive Axles • 4.10:1 Axle Ratio • 58860 lb GVWR • Air Ride Cab • Aluminum Wheels • 11R24.5 Front Tires • 11R24.5 Rear Tires • Air Ride Suspension • 210 in Wheelbase • PTO • Wet Kit • Double Frame • Air Sliding 5th Wheel • Headache Rack • Dual Fuel Tanks

Mack E7 Diesel 427 hp Engine • 20146 Engine hrs • Engine Brake • Maxitorque 18-Speed Manual Transmission • Differential Lock • 14060 lb Front Axle • 44000 lb Rears • 58060 lb GVWR • Aluminum Front Wheels • 11R24.5 • Air Ride Suspension • 195 in Wheelbase • PTO • Air Sliding 5th Wheel • Dual Fuel Tanks

Cummins ISX15 15 L Diesel 400 hp Engine • Requires Diesel Exhaust Fluid • 22967 Engine hrs • Engine Brake • Eaton Fuller FM-15E310B-LAS 10-Speed Automatic Transmission • 12000 lb Front Axle • 22700 lb Rears • Dana S23-190 Drive Axles • 2.53:1 Axle Ratio • 34700 lb GVWR • 275/80R22.5 Front Tires • 295/75R22.5 Rear Tires • Air Ride Suspension • 154 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks

D13J455 12.8 L Diesel 455 hp Engine • 2015 US EPA Label • Requires Diesel Exhaust Fluid • 27716 Engine hrs • Engine Brake • ATO2612D 12-Speed Automatic Transmission • Differential Lock • 12350 lb Front Axle • 38000 lb Rears • Meritor MT-40-14X Drive Axles • 2.64:1 Axle Ratio • 50350 lb GVWR • 62 in High Rise Sleeper Cab • Bunk Beds • Aluminum Wheels • 295/75R22.5 • Air Ride Suspension • 220 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks

Detroit DD13 6 Cylinder 12.8 L Diesel 450 hp Engine • 2015 US EPA Label • Requires Diesel Exhaust Fluid • 18196 Engine hrs • Engine Brake • 12-Speed Automatic Transmission • Differential Lock • 12000 lb Front Axle • 40000 lb Rears • Meritor MT-40-14X Drive Axles • 3.25:1 Axle Ratio • 52000 lb GVWR • 11R22.5 • Airliner Air Ride Suspension • 166 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks

Cummins ISX 15 L Diesel 400 hp Engine • 2007 US EPA Label • 2751 Engine hrs • Engine Brake • Eaton Fuller FR-15210B 10-Speed Manual Transmission • 12000 lb Front Axle • 22700 lb Rears • 2.53:1 Axle Ratio • 34700 lb GVWR • 275/80R22.5 • Air Ride Suspension • 158 in Wheelbase • Dual Fuel Tanks

Enclosed Cab • 96 in • 18 in Double Grouser Track Shoes

Detroit DD13 6 Cylinder 12.8 L Ultra Low Sulfur Diesel 410 hp Engine • Requires Diesel Exhaust Fluid • 10039 Engine hrs • Engine Brake • Eaton Fuller FRO-16210C 10-Speed Manual Transmission • 12000 lb Front Axle • 40000 lb Rears • 3.42:1 Axle Ratio • 52000 lb GVWR • Air Ride Cab • 295/75R22.5 • Airliner Air Ride Suspension • 173 in Wheelbase • Dual Fuel Tanks

Cummins ISX 6 Cylinder 15 L Diesel 400 hp Engine • Eaton Fuller FR-15210B 10-Speed Manual Transmission • 12000 lb Front Axle • 22700 lb Rears • 2.53:1 Axle Ratio • 34700 lb GVWR • 295/75R22.5 Front Tires • 275/80R22.5 Rear Tires • Air Ride Suspension • 158 in Wheelbase • Dual Fuel Tanks

Detroit DD13 6 Cylinder 12.8 L Diesel 410 hp Engine • 2015 US EPA Label • Requires Diesel Exhaust Fluid • 13722 Engine hrs • Engine Brake • Eaton Fuller FRO-16210C 10-Speed Manual Transmission • 12000 lb Front Axle • 40000 lb Rears • 3.42:1 Axle Ratio • 52000 lb GVWR • Air Ride Cab • steel • 295/75R22.5 • Airliner Air Ride Suspension • 173 in Wheelbase • Dual Fuel Tanks

Enclosed Cab • 8 ft Broom • Water System • Kubota V3600 4 Cylinder 55.4 kW Diesel Engine

Detroit DD13 6 Cylinder 12.8 L Diesel 435 hp Engine • 2014 US EPA Label • Requires Diesel Exhaust Fluid • 13902 Engine hrs • Engine Brake • Eaton Fuller FO-16E313A-MHP ULT 13-Speed Automatic Transmission • Differential Lock • 12000 lb Front Axle • 40000 lb Rears • Detroit DA-RT-40.0-4 Drive Axles • 3.58:1 Axle Ratio • 11R22.5 • Airliner Air Ride Suspension • 178 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks

Cummins ISX 6 Cylinder Ultra Low Sulfur Diesel 400 hp Engine • 2007 US EPA Label • 25491 Engine hrs • Engine Brake • Eaton Fuller FR15210B 10-Speed Manual Transmission • 12000 lb Front Axle • 22700 lb Rears • 2.53:1 Axle Ratio • 34700 lb GVWR • Air Ride Cab • 275/80R22.5 • Air Ride Suspension • 160 in Wheelbase • Dual Fuel Tanks