COWCOW Stainless Steel Pin Set for AAP-01 GBB Airsoft

The best replacement pin set which made from stainless steel 303 in tight tolerance. Increase the durability and reduce friction. Body Pin 3pcs and Hammer Housing Pin 3pcs Color available: Silver, Black, Gold & Rainbow for Action Army AAP01 REMARK : Rainbow color is a kind of electroplating coloring process, each of the color effect is different, the shipment is random, no refunds or exchanges.