ACK, LLC Mission First Tactical Battlelink Adjustable Cheek Piece for MFT Battlelink Stocks, Grey Stable shooting platform with 1.25 inches of travel Charging handle can be Operated with cheek piece in any position other than indicated by Stop Designed for Use with battlelink stock series Easily and quickly adjusts to provide the optimal eye-to-optic focus Made in the USA Stable shooting platform with 1.25" of travel Charging handle can be operated with cheek piece in any position unless noted Designed for use with the BattleLink stock series