- 1st Stage: 1.5 lbs
- 2nd Stage: 4.0 lbs
- Total: 5.5 lbs
An External Bolt Catch Release is required to allow installation in your WK180C. You do not require any other parts to allow installation.
Drop-in trigger mechanism for your WK180C.
|Dimensions||10 × 10 × 2 cm|