Garelick 15 in. EEz - in Fixed Overall Height 2.875 in. Seat Base, Ribbed Stanchion, Satin Anodized

Accepts Garelick fore and aft seat slides and 360-degree swivel spider combinations. 2-7/8 in. Dia smooth stanchion tube, 9.25 in. Dia 6 hole base plate. Dependability and durability.