Sig Sauer MCX Rattler Conversion Kit - 5.5" .300 Blackout
Availability: In stock
This is a brand new Sig Sauer MCX Conversion kit to convert your MCX Rattler to .300 Blackout with a 5.5" Barrel. This kit will ONLY work on an MCX Rattler. This will convert a Rattler in 5.56mm NATO to .300 Blackout or can be used as a backup barrel assembly. If you have an MCX that is not a Rattler model this will NOT WORK on your MCX.
All NFA rules apply.
|Barrel Length (in)||5.5 in|
|Accessory Rail||Not Applicable|
|Warranty||Warranty provided by product manufacturer.|