Spikes Tactical Gas Tube - Pistol Length Melonited Stainless Steel. These Spikes Tactical AR Gas Tubes feature a Mil-Spec 304 stainless steel finish that looks as great as it feels. With a sleek nitride finish the Spikes Tactical Melonite Gas Tube doesn't sacrifice accuracy for looks. Including a stainless steel rolling pin the Spikes Tactical Melonited Tube stands up to repeated wear and tear while still looking sharp. Specifications for Spikes Tactical Melonited Gas Tube: Manufacturer: Spikes Tactical Finish: Melonite Fabric/Material: 304 Stainless Steel Gun Model: AR-15 Condition: New Country of Origin: USA Spikes Tactical Gas Tube 2A8-RGT-STMELGTB Mil-Spec 304 stainless steel Nitride Finish Stainless Steel Roll Pin Package Contents: Spikes Tactical Melonited Gas Tube 2A8-RGT-STMELGTB What firearm models does the manufacturer say Spikes Tactical Melonited Gas Tube is compatible with? The manufacturer suggests that Spikes Tactical Melonited Gas Tube is compatible with AR-15Spikes Tactical SUGT0M1 Pistol Length Melonited Gas Tube Stainless Steel