Small Bore 4 Hole Split Hole Size Piston

Small bore piston with o-rings.  4 hole with 2 different sized holes.  Works best on rougher tracks.  Comes in a set of 4.

Big bore piston with o-rings.  4 hole with 2 different sized holes.  Works best on rougher tracks.  Comes in a set of 4. Formerly GFR-4154 and 57-1109

1 set of 4 aluminum 4 hole pistons with o-rings.     Compatibility: IRS Shocks GFRP/HD Cars Formerly GFR-4074 and 57-1094

Small bore three hole piston compatible with the following shock shafts: QS-5048 QS-5049

4 hole pistons with o rings.  Designed to use with metric shaft cars.