Vision Products Tikka T3x/T3 Bolt Shroud Black. The incredibly strong 7075 aluminum is anodized to ensure maximum durability against scratches and gives it a smooth and sleek finish. This eliminates the issue experienced with certain other bolt shrouds that may crack and break. Specifications for Vision Products Tikka T3x/T3 Bolt Shroud: Manufacturer: Vision Products Gun Type: Rifle Fabric/Material: 7075-T6 Aircraft Aluminum Color: Black Finish: Anodized Features of Vision Products Tikka T3x/T3 Bolt Shroud Sleek design with durable finish Package Contents: Vision Products Tikka T3x/T3 Bolt Shroud Zinc treated spring Vision Products VISION-260: Tikka T3x/T3 Bolt Shroud Black