BN36 Barrels Twitter Turnaround Time: Custom barrels are 2-4 weeks out on average. Email Address * Quantity * Caliber/Twist/Material * 300 Win Mag - 1:10 - SS 300 Win Mag - 1:10-5R - CM Materials include Chromoly(CM) and Stainless Steel(SS) Add any Cerakote finish for only $10. Color * Cobalt Graphite Black OD Green Magpul FDE Tungsten Sniper Grey Burnt Bronze Stainless Steel In the White Try our Cerakote "Stainless" finish. It looks identical to bead blast, but doesn't soak up oils or scratch easily. Ground Finish * Stainless Steel Ground Finish None Available for stainless steel barrels only. Length * Gas System * Rifle-Length 12" Magnum-Length 14" Profile/Gas block size * HBAR (.750 gas block) HBAR (.875 gas block) Bull (.936 gas block) Light (.750 gas block) SOCOM (.750 gas block) Steel Gas Block * .750gb - $10.00 .875gb - $20.00 .936gb - $20.00 None All DSB barrels are dimpled for gas block alignment. Gas Tube * Rifle-Length - $12 Magnum-Length - $30 None Threads/Crown * 5/8" 24 Threads Target Crown Thread Protector * Thread Protector - $12 None Fluting * 6 Groove Spiral None Return Policy Custom barrels are warrantied but not subject to full refunds. Comments / Questions Price Per Barrel: $ Total with Shipping Total with Shipping: $ Please allow 24 hours for a response.