Items Available For Purchase Today Object reference not set to an instance of an object. See All Sig Sauer MCX Rattler .300 Blackout For Sale from: Jays Guns and Accessories ( FFL) | Positive feedback: 99% View | Verified Seller | 11718 Completed Sales View Sellers Items Sig Sauer MCX Rattler .300 Blackout For Sale from: Jays Guns and Accessories | Positive feedback: 99% View | Verified Seller | 11718 Completed Sales View Sellers Items Jays Guns and Accessories Seller Since: May. 2001 Identity Verified ( CRESTVIEW, FL ) Trusted Seller This seller is an FFL City: Crestview State: FL SOLD - $2,399.99 3% Credit Card Processing Fee will apply. Shipping: $25.00 (or FREE in-store pick up!) Accepted Payment Methods: Returns: Only if Defective This Seller Accepts Instant Online Payments Description: This BRAND NEW Sig Sauer MCX Rattler is chambered in .300 BLackout and has a 5.5" barrel. It is all black and comes with a collapsible forearm brace. It comes with one 30 round mag. It has a box, lock, manual, adjustable gas system, and free float M-Lok rail. Condition: New In Box Brand: Sig Sauer Model: MCX Caliber: .300 Blackout Item #: 902204794 Stock No.: 64971 Location: FL Trades Accepted: Yes. Share: Shipping Notes: See Description Items You've Viewed Recently Sig Sauer MCX Rattler .300 Blackout $2399.99 SELLER: Jays Guns and Accessories (FFL Dealer) Add To Cart