Sig Sauer CAL-X Kit - MCX .300 Blackout - 9" w/ Bolt and Tapered Lug

In stock
as of 12/11/2023 6:59AM CST
Store Inventory
Available OnlineMore than 5
Fountain Valley, CAOut of stock
The Colony, TXMore than 5
UPC: 798681579570

Inter-Store Transfer

If this item is out of stock at your local RifleGear but available at our other location, no problem. Just place your order and select In-Store Pickup as the shipping method. As long as the item is legal in your location, we will transfer the item for you. You will be notified by email once your item has arrived at the destination.

Use this kit to convert your MCX Pistol/SBR from another caliber to .300 BlackOut. Includes a 9" BlackOut barrel assembly. Compatible with standard AR15 magazines.

A new tapered bolt lug design results in smoother cycling and extends the bolt life.

Compatible with VIRTUS and Pre-VIRTUS models.

All NFA rules apply.

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