Specification: Material:Aluminum Alloy Crank:170mm/175mm Crank Finish:Black Sand Compatibility:8/9/10/11s Types Of:Wide Narrow Tooth Craftsmanship:Cnc Cutting Crank Length: 170mm,175mm Chainline:49mm/52mm (Boost) Bcd:104mm/64mm Q-Factor/I-Factor:176/146mm Instalation:Direct Mounting Color:30T no BB,32T no BB, 34T no BB,36T no BB,38T no BB,40T no BB,42T no BB,44T no BB,46T no BB, 48T no BB,50T no BB,52T no BB,30T and BB,32T and BB,34T and BB,36T and BB,38T and BB,40T and BB,42T and BB,44T and BB,46T and BB,48T and BB,50T and BB,52T and BB Sprocket:30T/32T/34T/36T/38T/40T/42T/44T/46T/48T/50T/52T Use: Mountain Bikes Note: If You Need The Bottom Bracket, You Need To Order The Option That Includes ''BB''. ProductSiteLaunchDate : 2022-08-31T00:00:00.000-05:00 Size : One Size Style : Modern SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredDgHzRegulation1 : not_applicable SupplierDeclaredDgHzRegulation2 : not_applicable SupplierDeclaredDgHzRegulation3 : not_applicable SupplierDeclaredDgHzRegulation4 : not_applicable SupplierDeclaredDgHzRegulation5 : not_applicable TargetAudience : All TargetSpecies : Bass UnitCount : 1 UnspscCode : 49131500 WarrantyDescription : 1 year limited manufacturer warranty