Robinhan Bolt Rig Dura Bead: Get all the convenience of a Quick Change Bead with the unbeatable security of a metal clip! These specially moulded beads allow you to semi-fix inline feeders for a reliable Bolt Rig using our exclusive Bolt-Clip. Achieve rapid, secure rig changes by simply sliding the bead over the clip to lock it in place. Speed, security, and confidence—all in one bead.