About this 3D model

Attachment that fits on the Picatinny rail of the Zinc 2.0. My model has a tight fit and a 15mm bore for the barrel to allow the barrel to extend over the muzzle. The barrel can be secured with M3 cylinder screws. Model fits the alternative end: https://makerworld.com/en/models/170588 Please share and rate it, customize it and show me your creativity