SR-15 KS-1 5.56 NATO 13.7" BBL Assembled Upper Rcvr Black
Knights Armament
Overview
The Knights Armament SR-15 KS-1 5.56 NATO 13.7" BBL Assembled Upper Rcvr Black is a upper receiver. Compare prices from multiple merchants and find the best deal.
Specifications
August 2026 on GunPartPicker
Knights Armament SR-15 KS-1 5.56 NATO 13.7" BBL Assembled Upper Rcvr Black ranked #291 of the 690 upper receivers builders added on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since April 2026. All time, it ranks #224 of the 1,634 upper receivers builders have added.
It was out of stock everywhere we track for all of August 2026, and today none of the 2 retailers we track has it in stock right now. Listed prices start at $1,983.60 at Brownells for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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Frequently Built With
The part most often added in each category by the 6 builds that include this one
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Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
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