Weighing the Gravitas Gen 13

*with Carbon-Ti rings (not included)

Weighing the Gravitas Gen 13

*with 4 Arm Compact Spider

Weighing the L8 Ultra

*front caliper

Using the Quick-release on the L8 Ultra

Gravitas Gen 13 Arm Attachment

*drive arm - non-drive arm is integrated

B1 Ultra Calipers for Brompton

Ciamillo B1 Ultra Lever

Machining the Gravitas Gen 13 Molds

*machined in USA

More L8 Ultras

B1 Ultra Calipers and Levers in Red

New T40 Aluminum backnut

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