Box Components Der Box RR Three Prime 9 9s X-WIDE BK (SKU 250445)

A rear derailleur that delivers range without adding complexity. The Box Three Prime 9 X-Wide follows Box's less-is-more Prime 9 philosophy and shares its design with the Box Two derailleur, built from glass fiber/nylon composite, steel and aluminum. A limited slip clutch, stamped inner and outer cage and bushing pulleys do the work. It is intended for use with Box's Prime 9 speed group.

Features

• Prime 9 Technology is a counter-intuitive philosophy based on the less is more theory - it embraces range without adding complexity
• Intended for use with Box Components’ Prime 9 speed group, no compatible with other 11-50 cassettes
• Similar design as the Box Two Prime 9 derailleur with more affordable materials
• Glass fiber/nylon composite, steel and aluminum construction
• Limited slip clutch
• Stamped inner and outer cage
• Standard bushing pulleys
• Direct channal cable stay

Specifications