LAPCO Big Shot Apex Ready Paintball Barrel - .690 Bore - A5/ BT-4/ X7 - 12 Inch Precisely engineered for use with a BT Apex Tip., Allows full functionality and performance of the BT Apex Tip, Securely holds the BT Apex Tip to the barrel. Made from very high grade aluminum, custom formulated for LAPCO., Each barrel is amazingly accurate., Extremely gas efficient due to minimal friction because of the micro-honed mirror finish. Each barrel is stiff arbor honed by a master craftsman., Self  Cleaning: Shoot through the occasional ball break  no need to swab., Performance not affected by heat or cold. Anodized using a proprietary process that produces an extra hard and durable finish., Made 100% in-house in the USA., Every barrel carries The Legendary LAPCO Lifetime Warranty: This is the best warranty you will never have to use. Each barrel has a 30-Day satisfaction guarantee., Every barrel is laser engraved with the exact bore size and the LAPCO scorpion., All BigShot Apex Ready barrels are specifically engineered for use with the BT Apex Tip.