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F8R: FIRSH 7.125in. Quad Rail

Quick Overview

Free floating handguard for 16in. barreled carbines.

Availability: Available (built to order)



F8R - FIRSH = Free-floating Integral Rail System Handguard

The Olympic Arms FIRSH Free-floating Integrated Rail System Handguard is manufactured from an aluminum extrusion. Rails slots and venting slots are machined on state-of-the-art CNC machining stations. Internal threads are added and the product is the coated with a mil-spec hard anodized protective finish.

The FIRSH was the industries first free-floating handguard system that had the picatinny rails as an integral to the handguard, not attached with screws or rivets as with other manufacturers. Another Olympic Arms first!

Each handguard includes a barrel nut and tension bolts. Inside diameter is 1.625in., for internal space.


Length 7.512in.
Weight 11.1 oz

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Olympic Arms, Inc. is not affiliated with the IOC/USOC or any other Olympic sports organization.