●Y&J stainless steel series rocker arm body is made from high-quality 17-4ph stainless steel.
●CNC ground trunnion with high-performance needle roller bearings for good rocker arm operation.
●Cr40 steel rollers and shafts are centerless ground.
●Pushrod cups are heat treatment hardened and black oxide coated.
●There are overall polished and top polished versions to choose from.
16 X Poly locks
16 X Rocker arms