The quick front clasp with its large non-scratch base fits round and oval bike frames with diameters from 25mm to 80mm.
Suitable for all Carry-Bike models.
Bike-Block Pro D with articulated arm adjusts from 10 to 42cm and from 16 to 63cm to cover all the medium sized bike blocks.

Bike-Block Pro available in Red or Blue
Bike-Block Pro D available in Red only

Video click here