M16 x 1mm Heat-Set Insert (for threaded-breech barrels)

This M16 x 1mm Heat-Set Insert is a brass threaded insert custom-ordered and sourced to accept all commonly available threaded-breech barrels, like the barrels included in newer Worker springers. Featuring exaggerated serrated knurling, this part is designed to be locally melted into custom plastic breeches so other spring-powered blasters can install threaded-breech barrels instead of standard hobby barrels. FEATURES:• M16 x 1mm Heat-Set Insert• Convert standard springers to threaded-breech barrels• Makes reliable, repeatable threaded joint• Designed for Worker threaded barrels• Compatible with all common threaded barrels• Requires modified or custom-designed breech part  *This is a DIY part and not yet used in any product in the shop  INCLUDES: • 1 M16 x 1mm Heat-Set Insert 3D DESIGN NOTES:• 20-20.5mm hole diameter• 10mm deep, with a 4-degree taper* *This is our preliminary design note for threaded breech HSIs. More testing is needed. SPECS:• Material: Brass• Dimensions: 20mm OD, 16m