2171001 TRAC-Lock Boat Seat Swivel Bushing fit for Springfield 2-7/8" Marine Pontoon Boat Pedestal Bushing，to The seat Fixing and Prevent Rotation (2 Pack)

【Compatible With】 Boat marine TRAC-Lock bushing swivels part numbers 2171001 compatible with all 2-7/8" Springfield seat mount.

【Function】Boat marine TRAC-Lock bushing swivels apply to locking the seat to the base prevents the seat from rotating as well as swinging. Gives you a more comfortable and stable seat to enjoy boating、fishing and other activities.

【Easy to install】 Just insert boat marine bushing into bottom of boat seat lining up the small tab on top of the bushings with the hole in base of seat. A little grease on the top of the seat and on the inside of the bushing will allow the seat to rotate the bushing to run smoother.