Commonly Purchased with Spring, Action, Carbine, Mk3
Lower Parts Kit, AR15, Gunbuilder's Kit
Starting at$39.95
Nut, Receiver Extension, M4
Starting at$8.95
Ambidextrous Safety Selector Kit, AR15
Starting at$29.95
Charging Handle Assembly, AR15
Starting at$34.95
Receiver Extension, M4
Starting at$39.95
Buffer Assembly, Carbine, Mk3
Starting at$44.95
Buffer Assembly, Carbine, Mk10, 8oz
Starting at$59.95
ZEROED Anti-Walk Trigger Pins
Starting at$9.95
Spring, Action, Carbine, Mk3
Mk3/LR308 carbine length buffer spring.
Specifications
Platform
Mk3
Reviews
Armor Black
Charcoal Green
Coyote Tan
Hard Coat Anodized
Flat Dark Earth
Burnt Bronze
Midnight Bronze
Bazooka Green
Stormtrooper White
Slate
OD Green
Titanium
Graphite Black
⚠ NFA-REGULATED ITEM
Suppressors and SBR's are handled differently from a firearm at your FFL.
It is your responsibility to ensure that your chosen FFL will accept NFA transfers and that they are in compliance with NFA regulations. Applicable laws can vary both between and within states.