Marumi step-up ring lens 39 mm naar accessoire 49 mm Jassen en jacks The bicycle computer is equipped

The bicycle computer is equipped with a wire with a button for operation and an integrated holder that is suitable for all common bicycle forces

28 " - Max

With a precise positioning of the studs

- color: matte black

it is ideal for large -scale use

Marumi step-up ring lens 39 mm naar accessoire 49 mm Jassen en jacks The bicycle computer is equippedThis ring makes it possible to connect accessories such as filters to a lens with a different thread size. Suitable for connecting accessories to lenses with different thread sizes Easy to use and attach Made from durable material for long term use Compatible with a wide range of accessories and lenses