MD5531WSeaSucker Single Tank Strap, White Model: MD5531W A heavy-duty, black-rubber strap mounted on a powerful-yet-easy-to-use 6" SeaSucker, makes it easy to secure a variety of items. Multi-step strapping capability lets this unit hold things as small as a fire extinguisher and as large as an 80-sized dive tank. Specifications ColorWhiteSizeApprox. 6.5 in wide, 3 in tall to base of strapVacuum Mount210lb pull-strength rated 6 in vacuum mountClampSuper Quick Fist Clamp, made with UV resistant resinHol