GUNBUILDER'S LOWER PARTS KIT FOR .308 AR LOWER Reviews & Ratings

The 308 version includes LR308 takedown and pivot pins as well as an improved bolt catch. The 308 kits also include a bolt catch screw in place of the AR-15 pin.

INCLUDES:

Takedown pin
Receiver pivot pin
Takedown pin detent (2)
Takedown pin detent spring (2)
Hammer and trigger pin (2)
Safety selector
Selector detent
Magazine catch
Magazine catch spring
Magazine release button
Bolt catch
Bolt catch plunger
Bolt catch spring
Bolt catch spring pin
Buffer retainer
Buffer retainer spring

See all of our AR15s and AR15 parts here.

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CMMG LOWER

Found this kit to be of very poor quality. Pivot pin andtakedown pin did not fit Aero Precision M5 lower an safety selector needed rework to function properly. Initial price was good but new pins, rework time offset any advantage on price.