Originally Posted by
rich110
Does anyone know the difference between the KMC Z1 wide and the KMC S1?
It's for a Ralegh 3 speed SA hub
The only difference I see is the slightly taller plates.
On my three speed I went with the Z1 nickel plated because I like shiney things
These product descriptions are off of the amazonian juggernaut's website.
Z1 product description:
Features & detailsCompatible with all single speed drivetrains including; internal hub gear, BMX, track, fixed gear and mid motor e bikesHigh pin power with reinforced durabilityThicker outer plates for higher TORSION resistanceWider, bevelled inner plate more stable no drop designTensile strength 1200kgf.Brushless construction.Nickel plated.Supplied with joining link.1/2" X 1/8" pin length: 8.6 mm.112 links
S1 product description:
Features & detailsFor single speed use, Plate thickness and standard riveting Width: 8. 6mm/399g (112L)1/8th inchPackage Dimensions: 4" L x 3.9" W x 1" HCountry Of Origin : TaiwanSport type: CyclingFit type: Universal Fit
Edit: My conclusion, the Z1 is a little better, a little more expensive, but both come from a reliable manufacturer.