Second hand BPM Bellows focus locking knob Bellows Spare for sale
Used This knob is one provide with the Bowens Illumitran bellows set but can be used to replace damged wheel from a BPM bellows set. It screws on to the focusing knob spindle.
Condition:
Good condition The photograph above is the actual pre-owned BPM Bellows focus locking knob on offer for sale.