White Plastic 28mm Wall Flange Pipe Collar - Pack of 2 - 30000393
The Pure Blue 28mm Quick Release Collar Clamps For Bars, Dumbells, Barbells Gym Equipment, Clamp, High Grade ABS, Weightlifting, Gym, Fitness, Crossfit etc. : Amazon.co.uk: Sports & Outdoors
15mm-28mm Double PVC White Radiator Plastic Water Pipe Cover Collar Rose | eBay