3-7/8"
Martin SK-2-3/16 QD Bushing SK2316 (Pack of 3)
I like that the NOWG1G NO WAX Gelcoat doesn't require any extra polishing compounds.
Dayton 3Fcn3 Flange Bearing, 2-Bolt, Ball, 5/8" Bore
The white color makes this unit appear smaller than it actually is.
