B&T USW-G20 ACRO Interface Conversion Kit for Glock Models 40/20/21

Its design supports the use of an optional red dot sight alongside the original open sights for backup, although red dot sights with MOS mounts are not compatible. The kit fits Glock pistols with a standard rail from generations 3 to 5 chambered in 10 mm Auto or .45 caliber.

Features

• Compatible with Glock Models 40, 20, and 21
• Allows quick transition between pistol and folding stock configurations
• Supports optional red dot sight use with original open sights as backup
• Fits Glock pistols with standard rail (Gen 3 to 5)
• Not compatible with red dot sights featuring MOS mounts

Specifications

• MPN: BT-430220
• UPC: 840225705256
• Color: Black
• Caliber Compatibility: 10 mm Auto and .45 ACP