Baader 2" ClickLock clamps – available for many brands and sizes
A small rotation by 20° with gentle fingertip pressure to the knurled lever is enough to securely clamp every 2" accessory.
Ratchet function – features acoustic and haptic display of the clamp-position. This way you can hear and feel in darkness without looking if the clamp is opened or closed.
Compression tension-ring of thick-walled hard bronze, keeps its shape even after many years of use and holds expensive accessories securely - without causing scratches or pressure points on your accessories.