Based on this product's specifications, here are some alternatives and similar models
Ring Spanner Offset MEGA 16 x 17 mm 36546
Summary description:
Offset ring spanner by MEGA, sizes 16 x 17 mm (model 36546). A hand tool combining closed ring ends in two adjacent metric sizes for tightening and loosening fasteners in confined or angled spaces. Suited for automotive, mechanical and maintenance tasks where access is limited; provides secure grip on hex heads and bolts.