16.5" Presma AR-10 / LR-308 .308 16.5 Inch Free Float Handguard Rail Mount With Keymod - Fits Dmps Low Profile Uppers

*   Does not fit DPMS High Profile (including Aero Precision M5) or any Armalite AR-10 uppers.  The top rails won't align. ** If unsure, compare your upper to Tang Check! picture further below Very well-machined, it's been hard-coat anodized here in the USA.- 16.5" length- Solid, comfortable to hold- Hard-coat anodized and laser engraved in USA- CNC machined using 6061-T6 aluminum alloy (high tensile strength)- Picatinny and KeyMod rail / accessory slots- For .308 DMPS Low Profile pattern upper receiversIncluded:- Handguard- Steel barrel nut- Screws + hex keyMeasurements:Length:                  16.5"Inner diameter:    1.55" / 1.77" heightWidth:                    1.71" / 2.29" inc. side rails) Weight:                19 ounces (inc. steel barrel nut)