GXP Crank with chainring adapter can converted to 104BCD Crankset. Ergonomic structure, Super lightweight and incredibly strong. Best choice for riders who want more control on their bicycles.Compatible with most mountain bikes and dirt bicycles. Including not confined to Shimano, SRAM. Model: GXP to 104BCD Crankset. Compatible: SHIMANO, SRAM, mensah, LTWOO, microshift. Q-factor: 68-73mm: 168mm, 83mm: 168+15=183mm. Support frame five links: 68/73mm thread type; 89.5/92mm press in type. Support the total width of the middle axis: 95-98mm.