Description
Windham Weaponry’s 450 Thumper semi-automatic utilizes a gas impingement
system. The flattop upper receiver is forged 7075 T6 aircraft aluminum with
an aluminum trigger guard, carpenter 158 steel bolt, and manual lever
safety. The receiver is with laser engraved the caliber and has safety
indicator markings on both sides. The 450 Thumper has a 16″ chrome-lined
barrel made of 4150 Chrome Moly Vanadium 11595E steel with an A2 flash
suppressor. It has a Luth-AR buttstock with an adjustable buttplate and
cheekrest, WW free-float forend, and Hogue overmolded beavertail pistol
grip. It includes a 5-round magazine, black web sling, and hard plastic gun
case.
Action :Semi-Automatic
Caliber :450 Bushmaster
Barrel Length :16″
Capacity :5+1
Trigger :
Safety :Lever
OAL :35.625″
Weight :7.2 lbs
Stock Description :Luth-AR MBA-1 Black
Metal Finish :Black Hard Coat Anodized
Muzzle :A2 Flash Suppressor
Receiver Material :7075 T6 Aluminum Forged
Sights :None, Optic Ready
Barrel Description :4150 Chrome Moly Vanadium Chrome-Lined
Twist :1:24″
Barrel Length Range :16.00″ to 17.99″
Weight Range :6.00 lbs to 7.99 lbs
Hand :Right
Stock Finish Group :Synthetic
Metal Finish Group :Blued/Black