New for 2018, XOS 3 sided scales offer twice the grip in the same mounting footprint and feature 45 degree flats. These new scales tightly wrap your rail for one seamless grip area. Sold individually, and offered in two types to accommodate most of the popular rail systems.

*XOS will not fit every rail, please read "Type Info" to see if your rail fits.

*Sold as one scale*

Type 01 Fits:

• PWS Mod 1/Mod 2 rails

• Bootleg Inc Rails

• BCM KMR/MMR

• AAC Teardrop

• Geissele 4 sided rails (haven’t confirmed 7 sided yet)

• Daniel Defense Slim Rail

• Midwest SSK/SSM

• Midwest G3KL/G3ML

• CMMG Rails Keymod/MLOK

• Dakota Tactical HK Series Keymod/MLOK

• Vltor Freedom Rail

• Parker Mountain Machine Scar Rails

• KNS Bren 805 Rails

• HK Parts HK Rails