Shimano
Shimano 31.8mm Disc Brake Caliper Fixing Bolt, for 74mm Caliper on Flat-Mount Frame Adaptor
MPN: Y81743250 · UPC: 689228609631
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🏪 Free pickup: 26 Essex St (Rear), Andover MA · 978-270-4895
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Shimano mounting bolts for flat-mount disc brake calipers.
- ✓ Bolts sold individually
- ✓ Converter fixing bolt
- ✓ Bolt length: 31.8mm
- ✓ Chainstay thickness: 25mm
- ✓ Required bolt is determined by chainstay thickness, not actual bolt length
Bike Size Guide
| Size | Rider Height | Inseam |
|---|---|---|
| XS / 47-49cm | 5'0" – 5'3" | 27" – 29" |
| S / 51-52cm | 5'3" – 5'6" | 29" – 31" |
| M / 54-55cm | 5'6" – 5'9" | 31" – 33" |
| L / 56-58cm | 5'9" – 6'0" | 33" – 35" |
| XL / 59-61cm | 6'0" – 6'3" | 35" – 37" |
💡 This is a general guide. SOTO Cycles offers FREE basic bike fitting with every new bike purchased and picked up locally — we'll make sure your bike fits perfectly.
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$6.00
In Stock — Ready to Ship