The Tommy Guns ship with one 20 round stick magazine. The overall length is 41” but it becomes 31.5" when the buttstock is detached from the frame. The Thompson T1B model comes with a detachable buttstock with vertical foregrip. The Thompson T1-C “Commando” model features parkerized steel and all wood stock, rear grip and horizontal foregrip in a durable black finish. The pinned Cutts compensator offered on the 18” barrel models are not considered part of the barrel. The BATFE recently approved the permanently affixed Cutts compensator as a part of the 16.5” barrel. The Thompson T1-14 models with a barrel length of just 16.5”, it is 1.5” shorter than the existing T1 models with the 18” barrels. Auto Ordnance Thompson 1927A1 45 ACP Semi-Auto Pistol with 50 Round Drum Magazine. 45 ACP models produced by Auto-Ordnance and Kahr Arms in Worcester, MA are faithful semi-auto firing replicas of the famous 'Chicago Typewriter ® ' Product Video: Thompson Rifles, Pistols and Accessories Steel case ammo warning for Thompson Long Guns (PDF). The fixed stock is crafted in luxurious polished American Walnut and has a vertical foregrip. Thompson 1927A-1 'Deluxe Semi-Auto' The Thompson. They have a blade front and open rear adjustable sight. The Tommy Gun is available with a blued steel receiver (T1 models) or a lighter weight aluminum receiver (T5 models). Will only fit 1927-A1 Thompson models Will fit Modern Thompson guns made in Worcester, MA. Each drum is shipped with a drum installation device (3rd hand). The 50 Rd.45ACP drum has a diameter of 6 3/4'. 45 ACP caliber Thompson 1927-A1 has a pinned Cutts compensator, which lengthens the finned barrel length to 18”, and puts the overall length for the carbine at 41” from buttstock to muzzle. manufactured to the exact specifications as the originals. For more than 100 years, the “Chicago Typewriter®”, the time-honored submachine gun, has been a favorite among collectors and shooting enthusiasts.