Surly Singleator Single-Speed Chain Tensioner - Black MFPN=117101-41 Do NOT fit on the

Do NOT fit on the cranksets for Shimano DA 9000 / Ultegra 6800

Ideal for folding bikes such as Brompton Tern Dahon and others

S/M 54/56  L/XL 58/60

5mm Teeth 42 Crank Spindle Diameter 28

and acceleration

Surly Singleator Single-Speed Chain Tensioner - Black MFPN=117101-41 Do NOT fit on theThe Surly 1x1 Singleator offers a reliable adjustable solution for tensioning chains on singlespeed drivetrains with vertical dropouts. Designed to mount directly to a standard derailleur hanger the Singleator features a triple sealed spring floating 11 tooth pulley and fully adjustable chain line. Its forged body and stainless steel pivot bushing ensure long term durability while chain guides and a wide cog capacity support consistent quiet