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Kriss
Overview
The KRISS USA Receiver Extension Kit is designed specifically for the AR-15 platform, providing a reliable attachment point for various accessories with its Picatinny side rail. The FDE finish not only adds a tactical look but also integrates seamlessly with other components in your build. This kit is often found in AR-15 configurations that prioritize modularity and customization, making it a popular choice among builders looking to enhance their firearm's versatility.
KRISS USA Receiver Extension KIT w/ Picatinny Side Rail KIT Fits GEN II CRB, FDE - KVA-VMRFD01
Prices checked
Availability is good for the KRISS USA Receiver Extension KIT w/ Picatinny Side Rail KIT Fits GEN II CRB, FDE - KVA-VMRFD01: it was in stock at one retailer or another nearly every time we checked in October 2026, and today all 4 retailers we track have it in stock. It dipped to $139.49 at Ammunition Depot for a stretch in October 2026, under its usual $152.99, so sales do come around. Buying today, the lowest price is $152.99 at BattleHawk Armory, above October's low of $139.49, so a better deal may come back.
Prices checked · refreshed daily across 37 retailers
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