Prime 9 Technology is a counter-intuitive philosophy based on the less is more theory - it embraces range without adding complexity Same great functions as the Box One version with more affordable materials Glass fiber/nylon composite, steel and aluminum alloy construction Die cast top shell with a hinged extruder clamp 2 piece pull level offers up to 3 gears per shift Hardened alloy steel hardware Right 9s 2 to 1 BlackUPC/EAN/GTIN: 639266097266