The new SMC Spire is the latest addition to SMC's proven line of climbing products. The Spire is a great all-around device for any level of climbing from beginner to expert. SMC feels that form, fit and function will set the Spire apart from all other devices in it class. The Spire is ideal for multi-pitch climbing, rappelling, belaying in auto-block mode off an anchor or directly off your climbing harness. Designed from the ground up to assure climbers have the most reliable and durable device on the market. The Spire excels at auto-blocks, belaying a leader and paying out rope quickly.