Polarstar Qd Braided Hpa Airsoft 42" Inch Airline (Black)SPECIFICATIONS: BRAND: POLARSTAR MATERIAL: CARBON FIBER STITCHING COLOR: BLACK COMPATIBILITY: POLARSTAR AND MOST REGULATORS PACKAGE INCLUDES: 1X BRAIDED AIRLINE FEATURES: LIGHTWEIGHT CARBON STITCHED LINE WITHSTANDS WEAR FLEXIBLE FACTORY OEM AIRLINE FULLY COMPATIBLE WITH POLARSTAR FITTED WITH STANDARD QD COUPLINGS MULTI STITCHED BUILD HELPS PREVENT AIR FROM LEAKING AIRLINE MEASURES AT 42" INCHES IN LENGTH