for the 10/22, including conversions to bullpup configuration and cosmetic alterations to replicate the appearance of weapons like the M1 Carbine, Thompson submachine gun, FN P90, and AR-15. AWC Ultra II The AWC Ultra II is a modified version of the Ruger 10/22 made by AWC Systech and has an integrally-suppressed shortened barrel. The sound suppressor encloses a ported stainless barrel and is made of 300 series stainless steel having a 1" diameter which closely resembles a bull barrel. The barrel length is 16.5" with an overall weapon length of 34" and the weight is 6 lbs. Due to the integral suppressor, this model is a Title II weapon in the U.S. AT 10/22 QD The AT 10/22 QD is a short-barreled modified version of the 10/22 made by Arms Tech Limited. It features a six-inch barrel, a folding stock, and is designed to accept Arms Tech's own QD-223 suppressor. It comes in at a mere 5 pounds without the suppressor. Due to its extremely short barrel, it is considered a Title II weapon in the U.S. Copies AMT Lightning 25/22 The AMT Lightning 25/22 was a .22 LR-caliber semi-automatic rifle manufactured by Arcadia Machine & Tool (AMT). The Lightning 25/22 is functionally a clone of the Ruger 10/22 with the substitution of a larger 25-round magazine instead of the 10-round magazine used by Ruger. Winchester Wildcat The Winchester Wildcat is a .22 LR-caliber semi-automatic rifle manufacture for Winchester by Silah in Turkey. Thompson/Center T/CR22 The Thompson/Center T/CR22 is a .22 LR-caliber clone of the Ruger 10/22 semi-automatic rifle manufactured by Thompson/Center Arms. Bergara BXR The Bergara BXR is a .22 LR-caliber clone of the Ruger 10/22 semi-automatic rifle manufactured by Bergara in Spain. Magazines There are many types of magazines for the Ruger 10/22. The standard 10/22 ships with a black 10-round polymer rotary magazine, the BX-1. Ruger has also introduced a transparent polycarbonate version ("40th-anniversary edition") of the BX-1 called the BX-1CLR, as well as a 1-round version for training and a 5-round version for states or countries that restrict magazine capacities. In 2011–2012, Ruger came out with the BX-25, a curved 25-round box magazine with a black composite frame and steel feed lips, as well as the 15-round BX-15 box magazine for states that restrict magazine capacities. Aftermarket options include 25-, 30-, and 50-round box magazines; 50-round teardrop-shaped rotary magazines, and 50- and 110-round drum magazines. The