EFK won't return calls or emails. Who else can make a 40 super barrel? Thanks.
EFK Fire Dragon Standard Barrels » For Glock. Checkout This barrel converts your Glock 21 45 ACP to 10mm For Glock 21 40 Super Conversion - SALE.
Kart NM Standard Barrel 6" 38 Super Ramped C/P · Kart Precision Kart NM Standard Barrel 5". 40 S&W Ramped W/N · Kart Precision. Home Standard Barrels Ported Barrels Frame Saver Dual Action Recoil Springs Replacement Springs Guide Rods Compensators Accessories Specials FAQ Warranty Dealers Only Search Checkout. Display results as threads. These conversion barrels are easy to use and install the same as any other barrel, simply drop it in, no gunsmithing or other modifications are required. Let's see the AK pics too!!. Bar-Sto T-Shirt White XL.