Completely brand new DIY torque arms for electric bike conversion kits. available in 3 axle sizes M12 M14 M16 Easiest way to tell which size you need is to use a socket/spanner & put it over your axle nut 18MM=M12 22MM=M14 26MM=M16 COME IN PAIRS (X2) left & right High grade metal! (Will not rust) Any questions feel free to ask Than