PSA GEN4 16" 9mm Nitride 1/10 13.5" Lightweight M-LOK Railed Upper - With BCG & CH
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Palmetto State Armory
Overview
The PSA GEN4 16" 9mm Nitride 1/10 13.5" Lightweight M-LOK Railed Upper - With BCG & CH is a upper receiver. Compare prices from multiple merchants and find the best deal.
Specifications
PSA GEN4 16" 9mm Nitride 1/10 13.5" Lightweight M-LOK Railed Upper - With BCG & CH
Build history on GunPartPicker
Builders on GunPartPicker first added the PSA GEN4 16" 9mm Nitride 1/10 13.5" Lightweight M-LOK Railed Upper - With BCG & CH to a build in April 2026.
Availability is good: it was in stock at one retailer or another nearly every day in September 2026, and today the one retailer we track has it in stock. Prices barely moved in September 2026, holding around $359.99, so there haven't been real sales lately. Buying today, the lowest price is $359.99 at Palmetto State Armory, which matches the best price we saw in September.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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