Mainframe Helmet Trvrs, CE - emerald Head circumference:51 - 55 cm A generously sized rim with

A generously sized rim with 31mm internal width for a ''trail-stomping footprint''

Size: ETRTO 52-622 (29 x 2

Rear Derailleur: Shimano Tourney RD-TY300 7-S

elaborately designed and provided with a signature

does not attack seals

Mainframe Helmet Trvrs, CE - emerald Head circumference:51 - 55 cm A generously sized rim withSTYLISH, AFFORDABLE MIPS TRAIL HELMET The Mainframe MIPS offers exactly what you're looking for in an affordable helmet: proven safety features combined with casual trail style. The helmet design provides extended coverage and thus more protection for your head, while the proven MIPS impact protection absorbs and disperses the energies and forces in the event of a crash, so they can't cause any harm. The lightweight Mainframe MIPS offers cooling