Diameter 13mm Off-Road Shock Blank Piston For Use With.
Available In Three Thicknesses Ranging From 1.5 To 2.5mm.
Thinner Thickness Results In Softer Operation, While Thicker
Thickness Provides A Firmer Feel. Piston Holes Can Be Drilled
Freely With A Pin Vise Or Similar Tool, But There Are Guide
Marks, Allowing You To Neatly Align And Drill 2 To 6 Holes.