A range of replacement Swivel hooks with side operating, for use on a range of equipment such as reins, bridles, dog leads and straps. See below for the various clips and their applications SH-Brass16 - A Brass side operating swivel hook suitable for use on 16mm wide synthetic materials. Used on Perfeq Plaited rope reins. SH-Plated16 - A Nickel plated side operating swivel hook suitable for use on 16mm wide synthetic materials. Used on Libbys Rubber Grip reins, Perfeq Plaited rope reins.