Name: AR-15 Lower Parts Kit w/ QMS Trigger
Brand: Alg Defense
SKU: hkpzsj4

Compare prices

1 offer · 0 in stock · sorted by best price

Retailer	Price	Stock	Last checked	Deal
East Valley Tactical	$135.70	Out of stock	21m ago	Go to deal

Prices and stock are from each retailer's latest check and can change. Price Dope may earn a commission from retailer links. Disclosure

Description

AR15/M4 Mil-Spec Lower Parts Kit w/ QMS Trigger 1. Bolt Catch 2. Bolt Catch Plunger 3. Bolt Catch Spring 4. Bolt Catch Roll Pin 5. Mag Release 6. Mag Release Button 7. Mag Release Spring 8. Buffer Retainer Spring 9. Safety 10. Buffer Retainer 11. Safety Detent Spring 12. Safety Detent 13. Trigger Guard 14. Trigger Guard Roll Pin 15. Takedown Detent Springs 16. Takedown Detents 17. Takedown Pins 18. QMS Trigger

Specs

Brand	Alg Defense
Category	Parts · Parts
UPC	00817953020821

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D.O.P.E.Price history

Lowest price across connected retailers, from every price check we've recorded.

Current best: $135.70
Low: $135.70
High: $135.70
Tracking since: Oct 8, 2026

One price check so far ($135.70 on Oct 8, 2026). The chart fills in as retailers are re-checked.

Recent price checks (1)

Date	Retailer	Price	Stock
Oct 8, 2026, 5:15 PM PT	East Valley Tactical	$135.70	Out of stock

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