Busch Systems Waste Watcher Metal Single Dolly, Gray btpcat_other_354295115 FEATURES: GRAVITY DRAIN OR PUMP FEATURES: GRAVITY DRAIN OR PUMP EVACUATION SYSTEM OPTIONAL MALE COUPLER #HA 15242 00 FOR PUMP EVACUATION HEAVY DUTY 4" SWIVEL CASTERS PROVIDE STABILITY AND MOBILITY POSITIVE HEIGHT ADJUSTMENT FROM 45" TO 70" 27 GALLON POLY TANK HANDLE ON ALL FOUR SIDES FOR EASY MANEUVERABILITY 16" DEEP DRAWN Shell Tellus S2 MX 46 minimizes sludge formation and promotes excellent filterability THE WASTE WATCHER DOLLY SYSTEM LETS YOUR COLLECTION PROGRAM CHANGE AND GROW AS YOU NEED IT TO ALLOWS FOR EASY SERVICING OF YOUR CONTAINERS FITS ALL WASTE WATCHER® CONTAINER SIZES DURABLE METAL FRAME STURDY PLASTIC SWIVEL CASTERS COME STANDARD COMPATIBLE WITH WASTE WATCHER® AND WASTE WATCHER® XL DOLLY EXPANSION PACKS FOR INDOOR USE ONLY