... , Material: Steel 2, It is suit for FKX40-650N/560N 3, High Quality and Best Price. BOCK Compressor Type N Valve ... have the high quality, long durability, good flatness and planess.3) It include air-breathing valve leaf,exhaust valve leaf, shrapnels ... in a opp bag 2) then 1 set in a box 3) Appropriate quantity in a outer carton Bock Type N Valve ...