Yokomo S4-SB1315 Blank piston for SO/MO 13mm Shock 1.5mm thickness 橫崛  [S4-SB1315]

This might be a blank piston for off road shocks with a diameter of 13 mm. There may be three thicknesses starting 1.5 to 2.5 mm, the slimmer the action, the softer the action, plus the thicker oahu will be the firmer style. The piston holes will exposed utilizing a pin vise, etc., you might find out guide markings, it is feasible to well align and available 2 to 6 holes.

Supported Chassis
SOR-020 / MOR-020 / SOR-020D