The new A2Z Sprocket upgrade your existing 11-36 10spd cassette to give an 11-42T range. Simply installs behind your existing cassette and remove 15 or 17 teeth sprocket. With this A2Z 42T sprocket you will take advantage of new transmission without spending too much money.
Biggest advantage of A2Z sprocket is the best price on the market.
Features :
Caution : For some configurations, you may need a longer replacement B-limit screw for derailleurs (not supplied in the kit)
Weight : 110 gr (40 t )
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