Home / Accessory-Parts / B&T USW-G20 CONVERSION KIT G20/21 Sale! B&T USW-G20 CONVERSION KIT G20/21$50000 $38633 In stock B&T USW-G20 CONVERSION KIT G20/21 quantity Add to cart SKU: BT-430220 Category: Accessory-Parts Product ID: 26294 Description Description Compatible with Glock 20/21Aimpoint ACRO InterfacePicatinny Rail with Screw Related products Wilson Combat LOWER RECEIVER PARTS KIT AR-15 $4995 Trijicon SRO REPLACEMENT BATTERY CAP $3100 POF USA TOMAHAWK CHARGING HANDLE 308 $10400 Wilson Combat GRIP MOD WCP320 CARRY BLK $6795