1” Round Bolt Knob 1” Round Bolt Knob 1.4″ Long 1.00″ Major Diameter Tapered up from a 0.380″ diameter at the threads They feature 5/16-24tpi threads that are 0.650″ deep with a .100″ recess Smooth round ball profile that allows smooth bolt manipulation for fast/seamless shots! Explore Firearm Solutions – J&A Outdoors
