Primary Description: This threaded lock rear derailleur chain tensioner is engineered specifically for folding bikes to maintain optimal drivetrain performance.Construction: Crafted from strong aluminum alloy with an 8T nylon guide pulley, this lightweight bike part weighs only 105 g to minimize extra bulk.Dimensions: Features a 114 mm arm length, a 32.5 mm pulley diameter, a 12 mm pulley width, a 26.3 mm mounting slot width, a 17.8 mm round hole diameter, and a 20 mm hole height.Smooth: This chain tensioner with nylon pulley ensures quiet, low friction chain movement and reliable chain retention during your daily rides.Secure Mounting: Designed with a threaded looking locking interface and a long cutout arm, this chain tensioner provides a stable and secure fit on your cycle frame.
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