Open Concepts Quickfoot 108 Gorilla 2006. Open Concepts Quickfoot 108 Masterpiece 2006. Open Concepts Quickfoot 108 Gorilla 2007. Open Concepts Quickfoot 108 Masterpiece 2007. The Kellermann chain tool enables the easy disassembly of the old and the precise assembly of the new chain (with rivet lock) without laboriously removing the rear swingarm.
