Robert Axle Project Bob Trailer Thru-Axle 1.5x172mm - Black MPFN-SCO020294N0100 }Shimano 105 FC-RS520 Crankset -

}Shimano 105 FC-RS520 Crankset - 170mm 12-Speed 50/34t 110 Asymmetric BCD Hollowtech II Spindle Interface Black

45mm chain line 110mm/74mm BCDs 158

Clean off any excess oil or grease immediately

color blue package pair

5" Steel Hi-Viz Black X-Small

Robert Axle Project Bob Trailer Thru-Axle 1.5x172mm - Black MPFN-SCO020294N0100 }Shimano 105 FC-RS520 Crankset -The solution for modern thru axle bikes to attach a BOB trailer. The adventures can continue with loaded cargo trailers Specific BOB trailer attachment designed into each axle Machined to the highest standards in the industry Use the Robert Axle Finder (below) to find the correct axle When multiple axle lengths are listed, the axle includes one or two spacers. The different lengths are with and without the spacers WR3350 are replacement or extra