What thru-axle does a Factor Ostro VAM (2021 on) use?
The axle fitment standard on a Factor Ostro VAM (2021 on), and how to pick the right part.
This frame's fitment
| Frame | Factor Ostro VAM (2021 on) |
|---|---|
| Front thru-axle | 12x100 mm front thru-axle (12 mm x 100 mm, front) |
| Axle diameter | 12 mm axle |
| Thread pitch | commonly M12 x 1.5, though 1.0 and 1.75 are also used depending on the fork |
SHELL commonly M12 x 1.5, though 1.0 and 1.75 are also used depending on the fork
SPINDLE see table
SPINDLE see table
The Factor Ostro VAM uses an integrated IS42 upper headset, a 27.2 mm class seatpost, a 12x100 front thru-axle and a braze-on front derailleur.
The Ostro uses a proprietary aero post; confirm the exact part. The bottom bracket is a threaded T47 shell, covered on its own page.
The part to buy
Search Amazon for 12x100 mm front thru-axle for your Factor Ostro VAM (2021 on)affiliate searchFind 12x100 mm front thru-axle for your Factor Ostro VAM (2021 on) on eBayaffiliate
Related fitment pages
12x100 mm front thru-axle12 mm x 100 mm, frontBottom bracket for Factor Ostro VAM (2021 on)same frame, BB shellHeadset on a Factor Ostro VAM (2021 on)same frame12x100 mm front thru-axle on a Trek Emonda SLR (2024 on)same standard, another frame
SOURCES: BikeRadar, Road bike axle standards: the complete guide · Modern Bike, How To Measure Bicycle Thru-Axles · Park Tool, Standardized Headset Identification System (SHIS)