Check the listing for details. .22 Benjamin akela barrel band rifle mod air new design best on ebay. Condition: New. Listed at 16.99 USD. New Clamp style Barrel band for the Benjamin akela air rifles. This is a new 2-piece style that comes with screw and nut to tighten to barrels No others on ebay have this simple bolt on installation and no hassle. High Temp , high strength Black plastic *************( See our other listing for the CNC anodized aluminum version ebay item# 185334202990 ) Includes barrel band pictured with screw and locknut. Just tighten snug don't over tighten! This is made to correct the barrel droop and keeps the barrel level with the air cylinder raising the point of impact on your scope if you run out of elevation due to it drooping to low. Please note: There is another seller on ebay that copies my items( and others sellers items ) and is selling a cheap knockoffs made out of brittle plastic that will snap quickly, please do yourself a favor and do not buy the knockoff! He copies everyones designs all over ebay dont support this guy!