SIG Sauer PMCX-300B-6B-LT-PCB MCX Rattler LT 300 Blackout 6.75 Black PCB
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This is a serialized firearm.
Sig Sauer
Overview
The SIG Sauer PMCX-300B-6B-LT-PCB MCX Rattler LT 300 Blackout 6.75 Black PCB is a complete rifle. Compare prices from multiple merchants and find the best deal.
Specifications
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August 2026 on GunPartPicker
SIG Sauer PMCX-300B-6B-LT-PCB MCX Rattler LT 300 Blackout 6.75 Black PCB ranked #38 of the 162 complete rifles builders added on GunPartPicker in August 2026.
It was out of stock everywhere we track for all of August 2026, and today none of the 5 retailers we track has it in stock right now. Listed prices start at $2,499.99 at Brownells for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 31 retailers
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