|The TASO Pro Series line is synonymous with high quality and remarkable accuracy! The Pro Series 8.5in Stainless Steel barrel is an excellent upgrade for your marker. Features full porting and legendary Pro Series muzzlebrake design. Stainless steel is not only the most durable barrel material, it's also the heaviest! Excellent feel balances out your marker. Fits the Tippmann A5 as well as most Tippmann Carbines, Pro-Carbines, and Pro-Lite Markers. 8.5 inch length.