F E E R V1 (patent pending) The first clip on, monolithic AR specific stock riser. Field Expedient Elevated Riser Version 1 Compatible only with MagPul CTR/MOE Carbine Stocks  Elevated, tool-free buttstock riser Maintains positive cheek weld when running elevated optic mounts Recommended for optic mounts 1.93” and higher Adds .75” elevation over buttstock For use with holographic or red dot optics Not recommend for LPVO use Full charging handle pull with stock collapsed and FEER mounted to the rear position Reversible (when FEER is mounted in the forward position, the charging handle will only work with stock in the last 2 extended positions) Similar to the shape and contour of SOPMOD stocks Made in USA 2.53” OAW 3.34” OAL 53.18 Grams or .117 Lbs.