CMMG Gas Tube Kit Carbine Length Available to order on-line. Ships in 5-14 days Price: $16.95 Description Details Reviews Shipping info Gas tube for AR15 carbine length gas system. Includes installation roll pin. Stainless Steel Carbine Length For Builds or Repair UPC: 815835012384Manufacturer: CMMGModel: CMMG55DA193Category: PartsOtherMisc AR-15 PartsStock: Ships in 5-14 business days.Unit/Measure: ea This item may be shipped directly to your home address, unless you live in a restricted state.