FEER B5 SIERRA K PATENT# US 11644272

Field Expedient Elevated Riser B5 SIERRA K

Compatible WITH B5 SIERRA K Carbine Stocks

For touchpoint based shooting, allows user to maintain positive cheek weld with various height options available.

• Elevated, tool-free buttstock riser
• Maintains positive cheek weld when running elevated optic mounts
• Perfect addition to your carry handle build
• Multiple height options available 
• Adds .75” elevation over buttstock
• For use with holographic, red dot optics and scopes
• Full charging handle pull with stock collapsed and FEER mounted 
• Made in USA from high strength 300°+ heat and solvent resistant nylon 12