40 TEETH 3/32 CHAINWHEEL DOUBLE GUARD 170mm CRANK CHAINSET FOLDER FIXIE ADULT BIKE40 TEETH 3/32 CHAINWHEEL DOUBLE GUARD 170mm CRANK CHAINSET FOLDER FIXIE ADULT BIKETHIS CRANK IS A NEW CHAINWHEEL SET AT A REALLY GREAT PRICE.GREAT CHAIN SET FOR ANYONE NEEDING A REPLACEMENT FOR A WORN OUT ONE ON POSSIBLY A FOLDING BIKE OR ADULT BIKE40 TEETH CHAINWHEELMADE FOR A 3/32CHAIN (but you could use a 1/8chain on this if you wanted )170mm STEEL ARMS WITH A BLACK FINISHMADE FOR STANDARD 9/16″ PEDALSFITTED WITH SILVER DOUBLE PLASTIC CHAINGUARD TO STOP THE CHAIN DROPPING OFF AND YOU GETTING OIL ON YOUR CLOTHES ( COULD BE REMOVED IF YOU DO NOT WANT IT )FOR MINIMUM 119/120mm BB AXLEWEIGHT: 1250grams (approx)S-128PP