CNC machined water bottle cage adapter fixture

mounted on Brompton Stem Head tube

And it fits on most tubes of any bike within range (29mm - 35mm)

This listing includes two RING CLAMPS base to fit water bottle cage adapter (with two water bottle cage screws)

• Listing does not include water bottle, cage, cage adapter.
• CNC machined aluminum alloy for firm grips without slipping (versus plastic material).
• Fit tube shape part within grip diameter range.
• Put on cage adapter first before screw on headtube to get accurate ring distance.
• Compatible with Monkii cage QR system (to replace Monkii Clip).