"wolf tooth aero direct mount 1x chainring 50t 4 bolt drop stop st compatible shimano dura ace r9200 r9200 p only blk"
Aero Direct Mount 1x Chainring - 50t 4-Bolt Drop-Stop ST Compatible Shimano Dura-Ace R9200/R9200-P Only BLK
Wolf Tooth
$199.95
