Get your Bersa airsoft pistol running like new with this ASG Repair Kit. This package includes replacement internal parts for various models of Bersa hand guns. Package includes: Part no. 1-23 trigger spring, part no. 1-42 fixing axis spring, part no. 2-03 rubber chip, part no. 2-05 washer, part no. 2-06 fixing axis, part no. 7-04 piercer seal, part no. 7-07 thin O-ring, part no. 7-08 small O-ring.