The Rigging Bullet™ with #10-32 threads provide an easy way to install mounts in out of reach places where before the only previous options would have been self-threading screws, well nuts, or pop rivets. The three different threads on our rigging bullets are designed to fit whatever mount you prefer to use. Use Rigging bullet #10-32 threads for our Generation II GT175, Top Loading GTTL175, and the classic GT175 with a FullBack Backing Plate. Also compatible with LeverLoc Anchor Trolley HD. Sold in a pair.