Pushing you on with unbeatable torque, this sleek component features a hard-wearing aluminium construction. This makes it more than capable of handling the transitions from the pavement to the wooded trails, grass and steep hills. Blackspire has also gone a step further by putting this superb version through a CNC-machining process to shave off any excess weight. As a result, you'll be able to benefit from its tremendous durability without worrying about adding any unnecessary grams to your ride.
Manufactured from 7075 aluminium and featuring a stealthy black finish, these chainrings will make your track bike look as well as it performs.
The teeth are cut in the traditional manner on a lathe which produces a much better and more accurate tooth form than pressing which is used by most chainring manufacturers.
The teeth are cut in the traditional manner on a lathe which produces a much better and more accurate tooth form than pressing which is used by most chainring manufacturers.
The teeth are cut in the traditional manner on a lathe which produces a much better and more accurate tooth form than pressing which is used by most chainring manufacturers.
The teeth are cut in the traditional manner on a lathe which produces a much better and more accurate tooth form than pressing which is used by most chainring manufacturers.
The teeth are cut in the traditional manner on a lathe which produces a much better and more accurate tooth form than pressing which is used by most chainring manufacturers.
Shimano Tiagra FC4600 10sp Double Chainrings are compatible with Shimano Tiagra FC-4600 10-Speed double chainsets and other Shimano chainsets with a 5-bolt 130mm BCD bolt pattern.
Can also use 53T Outer Chainring from FC-6700, this is a "B" match which indicates that the parts are usable, but differ in materials, appearance, finish & size etc.
Lightweight Dura-Ace quality chainring.
Can also use 52T Outer Chainring from FC-7900 or FC-5700, these are a "B" match which indicates that the parts are usable, but differ in materials, appearance, finish & size etc.
The 42T Outer Chainring from FC-M980, FC-M770-10 & FC-M660-10 can also be used. These are a "B" match, which indicates that the parts are usable, but differ in materials, appearance, finish & size etc.