Dead Air Wolverine Blast Shroud Kit HUB Kit w/WV20014mm RH Insert,WV101Collar&W109Tool Designed for short-barreled rifles and pistol-caliber carbines;Mounts over Dead Air muzzle devices or threads directly with DA471;Reduces muzzle concussion and directs blast forward;Minimizes muzzle rise for faster follow-up shots;Enhances shooter comfort and reduces noise impact on bystanders;Includes WV200 14mm RH insert, WV101 collar, and W109 tool;HUB-compatible kittable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Item Category Code: 7600 Product Group Code: 7600P Inactive: No Prop65 Applies: Yes Prop65 Cancer Harm: Yes Prop65 Chemical: Lead