50 pack of 3.1mm matt black mini rig rings. Suitable terminal tackle for carp, course, pike fishing etc. Ronnie rigs, 360 pop ups, chod rigs, D Rigs, hair rigs : Amazon.co.uk: Sports
Monster carp Round rig rings 3.7mm
Amazon.com : HaHawaii Carp Rig Ring Stops, 20Pcs Carp Rig Ring Stops with 20Pcs Boilie Bait Screw Fishing Accessories Kit - Black : Sports & Outdoors