Short Style Black Aluminum Breech Kit With 12mm Dovetail Groove, Stainless Bolt Probe And Stainless Air Transfer Port For Crosman CO2 Pistols 1377 1322 2240 2250 2260 Fits 177 And 22 Cal Laser Scope Ready

Aluminum Breech Kit (single) with 12 mm dovetail for CO2 guns
✔️ Aluminum breech, 12 mm (0.47 in) dovetail, 304/316, fits.177/.22

The breech kit is a replacement aluminum breech for CO2 pistols like popular.177 and.22 cal models. It features a 12 mm dovetail groove for laser sights or scopes, and swaps the stock plastic breech for a durable anodised black aluminum unit. This kit works with both.177 and.22 calibers by adjusting the top of the probe.

✅ 12 mm dovetail groove (actual 11.5 mm / 0.45 in) for laser sight / scope
✅ Aluminum breech, anodised black for durability
✅ Probe: 304 stainless steel; Air transfer port: 316 stainless steel
✅ Compatible with.177 and.22 cal configurations (top of probe differs)

💡 What is a handy breech kit with 12 mm dovetail used for in CO2 pistols?

A handy upgrade that adds a durable aluminum breech and a 12 mm rail for laser/scope mounting. - 12 mm dovetail rail for laser sights on CO2 pistols - Aluminum breech with stainless probe and stainless port for longevity - Compatible with.177 and.22 cal calibers with probe top adjustment ✝️