Amazon.com: boat seat clamps. amazon try prime all tanchen 31.8mm aluminum quick-release seat post clamp bike seat clamps 2 pack ( random color) by tanchen.. Boat seats; pedestals, swivels & slides; square seat swivel made from a heavy duty aluminum to suit most model & brands of adjustable boat seat clamp with. Kayak paddles. the titan swivel enables boat seats to be fitted on to aluminium boat benches. a new alternative to "metal seat clamps". for aluminum benches..
