Campagnolo super record 11s bike rear derailleur

Completely back, the super record rear derailleur boasts innovative parallelogram geometry. the sesults is operation with absolute precision.

light alloy and carbon fibre cage
upper body made of forged aluminium
pulleys with ceramic technology movement
titanium screws and adjusters

upper to lower pulley-axle: 55 mm - composite outer plate - Titanium hanger and pivot bolt - parallelogram with 11s geometry - black anodized forged aluminium upper body - metal-carbon cage - lightened special rubber pulleys - bottom pulley with ceramic bearings - top pulley with ceramic ball bushing