Double bell Bolt Set for 98K Shell Ejecting Gas Rifle (Gas Version)

Double bell Bolt Set for 98K Shell Ejecting Gas Rifle (Gas Version) Metal Construction Design for Replace the Original Gas Bolt Set Suitable for Double Bell 98K Gas Power Shell Ejecting Rifle (GN-102) As always, upgrading sniper rifle require necessary skill & technique to dissemble the gearbox, consult expertise if needed