Luth-AR Lower Parts Builder’s Kit (AR-15)

Luth-AR Lower Parts Builder’s Kit (AR-15)

: $36.99

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Categories: , , SKU: LRPK-BLDR


No MIM here. Luth-AR produces only the best quality, American made parts for the AR platform. All of the parts included in this Builder’s Kit are investment cast or otherwise machined to Mil-Spec drawings, materials and heat treat. Springs are a combination of 17-4 SST and various Mil-Spec steel wire are used in all of our springs with certification.


 Lower Parts Builder’s Kit (AR-15)



LR-01 Buffer Retainer (1x)

LR-02 Buffer Retainer Spring (1x)

LR-08 Selector/Safety (1x)

LR-09 Bolt Catch Spring (1x)

LR-10 Bolt Catch Buffer (Plunger) (1x)

LR-11 Bolt Catch (1x)

LR-12 Bolt Catch Roll Pin (1x)

LR-13 Magazine catch (1x)

LR-14 Detent Spring (2x)

LR-15 Takedown Detent (2x)

LR-16 Mag Catch/Buttstock Plunger Spring (1x)

LR-17 Magazine Catch Button, Aluminum (1x)

LR-18 Front Pivot Pin (1x)

LR-26 Selector/Ejector Spring (1x)

LR-27 Detent (Selector) (1x)

LR-28 Hammer/Trigger pin (2x)

LR-30 Pin, Rear Takedown (1x)



Additional information

Weight 1 lbs
Dimensions 8 × 4 × 2 in


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