CMMG Lower Parts Gunbuilder’s Kits contain the needed parts to complete an AR-15 lower receiver. These kits come less the trigger, grip and trigger guard.
Kit 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 and buffer retainer spring.
| Weight | 3.04 oz |
|---|---|
| Dimensions | 6 × 4 × 1 in |
| MPN | 55CA601 |
| UPC | 815835015408 |
Compliance
NFA (National Firearms Act) compliance is crucial for legal ownership and transfer of regulated firearms and accessories like short-barreled rifles, suppressors, and certain types of ammunition, ensuring adherence to federal regulations to avoid legal penalties and ensure responsible firearm ownership.
Customer Reviews
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US
CMMG LPK
Awesome product as expected from CMMG
USGreat product
I got this set as part of my first build. Having everything sectioned off by what the part was, was extremely helpful. Parts fit and installed perfectly.
USFunctional and cost efficient
Purchase arrived on time and all pieces appear to be good quality for the price. After installing, function test found no issues or defects with product.
USlpk
really nice blister packed kit so you know everything is there. shipped fast.
USCMMG LPK
This is my go to for all my builds
