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8.75 inch rail section for RRA LAR-8 TRO Rifle Length Rail Handguard. 3.1 ounces. For older model LAR-8 TRO Rifle Length Handguards (those without the number 2 stamped on the front of the top rail, or G2 engraved on the bottom).
7.125 inch rail section for RRA LAR-8 TRO Mid-Length Rail Handguard. 2.6 ounces. For older model LAR-8 TRO Mid-Length Handguards (those without the number 2 stamped on the front of the top rail, or G2 engraved on the bottom).