Anarchy Outdoors Bolt Knob Sphere Style Black SBK-BLK. Without it you will most likely find it hard to keep hold of the bolt handle. With a custom milled look from the Anarchy Outdoors Sphere Rifle Bolt Knob you will forget that you even have it on your gun. These Rifle Parts by Anarchy Outdoors are a great ergonomic upgrade for the shooter who wants to tinker with every aspect of their bolt handle. Whether you are looking to show off your love for precision shooting or just want to add a little bling to your otherwise plain old rifle Anarchy Outdoors Sphere Rifle Bolt Knobs will give you an advantage with every pull of the trigger. Specifications for Anarchy Outdoors Bolt Knob Sphere Style: Manufacturer: Anarchy Outdoors Condition: New Additional Features: Sphere Style Threads per Inch: 5/16x24 Weight: 1 oz Length: 1 in Width: 1 in Height: 1 in Features of Anarchy Outdoors Bolt Knob Sphere Style Dimensions: 1" x 1" x 1" Weight: 1 oz Package Contents: Anarchy Outdoors Bolt Knob Sphere Style Anarchy Outdoors SBK-BLK: Sphere Bolt Knob Black