FEATURES-For standard .925" barrels-Keep debris out of your handguard while giving the front end of your firearm a unique look-Do NOT fit YHM's S.L.R.A(R) series of handguardsPRODUCT SPECIFICATIONS:Dimension 0.55 X 4.00 X 4.35Height 0.5500Width 4.0000Length 4.3500TYPE/COLOR FOREARM END CAPSIZE/FINISH 0.925" STANDARD BARRELMATERIAL ALUMINUMAR-15 ACCESSORY YOTHER FEATURES: 7/8" I.D.NO DIRECT SHIP TO CALIFORNIA