American Industries Calico M-100 .22 LR Semi-Auto Rifle, 16 Inch Barrel, 100-Round Helical Magazine, Side-Folding Stock
This American Industries Calico M-100 stands out for its top-mounted, detachable helical-feed 100-round magazine and distinctive side-folding, skeletonized stock. It uses a simple blowback action with a 16-inch steel barrel and a polymer receiver and handguard. Marked "MADE IN U.S.A." and "American Industries Calico M-100 .22LR," it is a collectible example with excellent bore condition and very good overall presentation.
Condition
Overall Condition: Very good condition, showing only light, superficial signs of prior handling or use.
Bore Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
Specific Condition Notes: This firearm is in great shape. Minor, superficial scratches and blemishes are present on exterior surfaces.
What’s Included
- No box included
- 1x 100-round top-mounted helical-feed magazine with rear winding knob
The M-100 feeds from a detachable, top-mounted helical magazine specifically designed for .22 LR. Capacity is 100+1, and the included magazine features a rear winding knob for tensioning.
Its operating system is simple blowback (not delayed blowback), paired with a right-side charging handle located beneath the magazine housing and a cross-bolt safety for straightforward controls.
The rifle uses a polymer ribbed handguard with circular ventilation holes over a 16-inch steel barrel, plus a conical finned muzzle attachment. The metal triangular front sight tower has an adjustable post and a hinged/strap-style front sling loop pinned under the muzzle/front sight assembly. Iron sights are standard.
The stock is a multi-link, side-folding, skeletonized steel unit with a solid metal buttplate. The pistol grip is polymer with horizontal serrations, and the receiver is polymer. Markings include "MADE IN U.S.A." and American Industries model "Calico M-100 .22LR."




