Sram:

Truvativ 42 tooth 4 bolt MTB bike chainring. Made of aluminium. A super tough and long lasting inner chainring. 2×10 shifting technology. 120 mm bolt circle diameter (BCD). You can grace your bike with the benefits of single-ring. Good quality, long lasting ring. Available in blast black colour.

• 4 Bolt long pin chainring
• Made of aluminium
• 42 tooth for 120 mm bolt circle diameter (BCD)
• Long pin option for use with GXP only
• Available in blast black colour