Springfield Kingpin Swivel Seat Mount With Spring ronstan ball bearing orbit blocks - series 20 - single becket hub option webbing Note: This item will not

Note:  This item will not fit a stock Bravo with low water pickup

DESIGNED TO USE WITH 3 AND 4 BLADE INBOARD SKI BOAT PROPELLERS (SHAFT DRIVE)

head post & hub: Grade 316 stainless steel

L assumes evenly distributed upward pull on 2 x M6 fasteners

suits 16mm internal shaft with key

Springfield Kingpin Swivel Seat Mount With Spring ronstan ball bearing orbit blocks - series 20 - single becket hub option webbing Note: This item will notRugged all steel construction with E coating for marine durability Rotates 360 degrees for versatile seating Compatible with any Springfield KingPin post Easy installation with a 63mm hole and 76mm depth Includes a 31mm seat mounting spring for added convenience Upgrade your marine seating experience with the Springfield Kingpin Swivel Seat Mount With Spring. Built tough for all environments, this mount offers 360 degree rotation and easy