11mm to 20mm Picatinny Rail Adapter 155mm Scope Mount Base Weaver Rail Extension

11mm to 20mm Picatinny Rail Adapter — 155mm Weaver Extension11mm dovetail rails are common on air rifles, rimfire platforms, and older firearms — but the best optics and accessories mount to Picatinny. This adapter gives you a direct, solid conversion from 11mm dovetail to 20mm Picatinny without replacing your existing base.Why Shooters Choose ItConverts 11mm dovetail to 20mm Picatinny / Weaver rail — opens up your full optic options155mm rail length provides ample space for scopes, rings, and accessoriesCNC machined aluminum construction — stable and lightweightClamping screws lock securely to 11mm dovetail basesCompatible with air rifles, rimfire, and other 11mm dovetail-equipped platformsSpecificationsMaterial: CNC AluminumInput: 11mm DovetailOutput: 20mm Picatinny / WeaverRail Length: 155mm