Burgtec Shim Direct Mount Thick Thin chainrings are compatible with Shimano 7100, 8100 and 9100 systems. Available in 30 and 32 teeth.
Its most outstanding features are:
- 7075 aluminum: heat-treated aluminum that manages to increase the strength and durability of these chainrings above average.
- Its design allows the chain to remain correctly positioned regardless of the terrain or the conditions to which you are exposed.
- Direct Mount Anchor: Burgtec Shim Direct Mount Thick Th in chainrings attach directly to the spider, without the need for mounting bolts. This provides increased rigidity for improved power transfer, as well as quick and easy installation and maintenance.
- Available in 30 and 32 teeth