The B&T G20 Conversion Kit, Black, for Glock 40/20/21 (brand part number BT-430220) is a genuine B&T conversion kit compatible with the large-frame Glock 40, 20, and 21 family. Finished in black, it gives owners of these compatible large-frame Glocks a factory-matched way to convert to a G20 configuration rather than sourcing individual parts separately. It is a purpose-built accessory kit for shooters already invested in the Glock large-frame platform.

Key Specifications

• Compatible with the Glock 40, 20, and 21 large-frame pistols.
• Functions as a G20-pattern conversion kit, letting compatible large-frame Glocks run G20-configuration components.
• Finished in black.
• Ships at approximately 1.2 pounds.
• Packaged in a box roughly 2.3 by 6.3 inches.

Frequently Asked Questions

What pistols is this kit compatible with? The large-frame Glock 40, 20, and 21.

Is this a genuine B&T part? Yes, it is a factory B&T conversion kit.

Buy the B&T G20 Conversion Kit, Black, for Glock 40/20/21

Convert your large-frame Glock with a part from our small Glock parts selection. Order it from our Lubbock, Texas gun shop, and our team will get it ready to ship as soon as it’s available.