Lancer Sig 516 - Replacement Handguard Extended Length With Top Rail LCH516-CX-L. These Rifle Handguards designed by Lancer Systems feature cooling slots that ensure your firearm doesn't overheat. For advanced customization of your weapon the Lancer Free Float Handguard for Sig 516 is crafted with M-LOK compatible slots for the attachment of lights lasers and other accessories. Plus the Picatinny sight rail up top is the perfect platform to host scopes and other optics that will increase your precision when putting shots on target. Grab a Lancer Sig516 Octagon Handguard to improve your shooting experience while expanding your customization options. Specifications for Lancer Replacement Handguard for Sig 516: Manufacturer: Lancer Systems Gun Make: SIG Sauer Gun Model: SIG Sauer SIG 516 Color: Black Gun Rail: Picatinny Outer Diameter: 2 in Inner Diameter: 1.7 in Handguard Material: Carbon Fiber Condition: New Gun Type: Rifle Quantity: 1 Fabric/Material: Carbon Fiber Features of Lancer Replacement Handguard for Sig 516: Free float design with an aluminum Picatinny sight rail at 12 o'clock and a octagon composite tube M-Lok compatible slots allow for accessories Extended handguard length Full top rails Package Contents: Lancer Replacement Handguard for Sig 516 What firearm models does the manufacturer say Lancer Replacement Handguard for Sig 516 is compatible with? The manufacturer suggests that Lancer Replacement Handguard for Sig 516 is compatible with SIG Sauer SIG 516Lancer LCH516-CX-L: Sig 516 - Replacement Handguard For Sig 516 Extended Length With Top Rail