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