Truvativ 39 tooth 4 bolt MTB bike chainring. Made of aluminium. A super tough and long lasting inner chainring. 2x10 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
39 tooth for 120 mm bolt circle diameter (BCD)
Long pin option for use with GXP only 
Available in blast black colour