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Marta Gold and Marta SL till 2008
BBS-54 - Organic
Medium-width commuter favorite to face all city surfaces
Modes High Medium Low Flash SOS
ensuring high corrosion resistance
Surly Narrow Wide 28T Chain Ring Stock Item:Default Title Marta Gold and Marta SLSURLY NARROW WIDE 28T CHAIN RING An issue many people ran into when they began using 1x (pronounced [whun bahy]) setups was chain retention with the front chainring. In the beginning of the 1x movement, many companies dealt with this by using aftermarket chain keepers that somehow bolted to the frame. Many people discovered that using a narrow wide chainring in conjunction with some type of clutch rear derailleur helped abate or eliminate these chain
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