Yokomo BM-S172A 1.7X2Holes Ｘ Shock Piston White

This is an optional X-shock piston for the B-MAX series. It has a flat shape and has the same damping feeling on the extension side and contraction side. There are two holes of φ1.7mm for the piston, and a type of φ1.6mm (BM-S162 ● 400) is also available.