SMJ Low Mounted Alu Shock Spring Retainer
New from Japan’s SMJ is this low aluminium shock spring retainer. It has been designed for use with shock springs with an inside diameter of 13.0~14.0mm and allows the shock spring to be installed 1mm lower than standard retainers. The retainer is finished in a high-grade matte black.
Source: SMJ [smj-rc.com]