Step up ring allowing 30mm filters and accessories to be fitted to a 25mm filter thread.
Price: £6.99 from Wex Photographic
Step down ring allowing 25mm filters and accessories to be fitted to a 30mm filter thread.
Step up ring allowing 30mm filters and accessories to be fitted to a 27mm filter thread.
Step up ring allowing 30mm filters and accessories to be fitted to a 28mm filter thread.
