Yokomo BM-S172A 1.7mm Dual Hole X Piston for B-MAX Setup  [BM-S172A]

Setup Guide for the Yokomo BM-S172A Piston

The Yokomo BM-S172A shock piston is intended for flyers who want reliable shock characteristics on B-MAX cars. The dual 1.7mm holes create a balanced flow pattern that keeps behaviour between compression and extension consistent.

Improving Stability on B-MAX Chassis

Compatible with a range of B-MAX models, the BM-S172A helps tame irregular rebound and compression reactions. It is a straightforward upgrade for drivers who prefer predictable damping when adjusting springs and oil.