Flat Mount Adapter (IS-FM)
Details & specs
An adapter that lets you fit a flat-mount disc caliper to a frame or fork designed for the IS mount standard.
Compatibility:
- Rear IS mount (frame): works only with 160mm rotors
- Front IS mount (fork): works only with 180mm rotors
- Tested with Shimano, SRAM and Campagnolo flat-mount calipers; intended for 140mm calipers. 160mm-specific calipers (e.g. Hope and Campagnolo) will increase rotor size by 20mm
Details:
- Material: CNC machined from 6061-T6 aluminium, tumbled and anodized
- Weight: 15g (without screws), 20g (with screws)
- Adjustment: caliper position set with shim washers; six washers included (more washers or special tools may be needed for proper adjustment)
Works with standard frame builds. Contact us if unsure about compatibility with your specific build.
UK: £12 · Europe: £25 · USA: £45 · Rest of world: £75.
Tracked delivery, dispatched from our London workshop.
14-day returns on unused items in their original packaging.
Not sure if this part is right for your build?
Email: info@bamboobicycleclub.org
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what's in the box.
Everything listed in the description, packed by hand. Not sure it fits your build? Book a free 10-minute call before you order.

no customs bill at the door
| Destination | Shipping | Duty & tax |
|---|---|---|
| United Kingdom | £12 | Included |
| Europe | £25 | Paid by us |
| USA & Canada | £45 | Paid by us |
| Rest of world | £75 | Paid by us |
The price at checkout is the price the kit costs you. We pay the import duty and tax before it ships, so the courier has nothing to collect when it arrives.
Sydney, Large kit: £385 kit + £75 shipping = £460 total, and nothing further on delivery.
Packed by hand and shipped twice a week, tracked all the way. Kits have reached 45 countries.

