Namura Needle Bearing – 12x16x15.8 Model_Leatt Jersey 4.5 Replacement inner liner for HJC

Replacement inner liner for HJC - RPHA60 Adventure Helmet

Sizes are US

Monster S2R 1000 from 2005 - 2006 Monster S4 / S4R from 2001 - 2006

Collar with soft neoprene finish

protecting the piston crown

Namura Needle Bearing – 12x16x15.8 Model_Leatt Jersey 4.5 Replacement inner liner for HJCNamura Needle Bearings are high performance top end piston bearings engineered to handle high RPM and heavy engine loads. Commonly used in motorcycles, ATVs, and snowmobiles, they are manufactured from durable SCM415 chromoly steel and feature a silver plated cage for improved heat resistance and reduced friction. Features: SCM415 chromoly steel construction. Carbon nitriding treatment improves fatigue strength while enhancing heat dissipation. Copper