GUB Code Table Stand Lamp Holder Washer Mobile Phone Holder Reducing Ring Gasket, A 12x25.4mm, B 12x22.2mm, C 9x22.2mm, D 9x25.4mm

1. Made of high quality material, durable and durable
2. Suitable for GUB series mobile phone holder, light stand, handlebar extension and expansion stand
3. Change 31.8mm handlebar diameter to 25.4/22.2mm
4. Material: engineering plastic
5. Height: about 9/12mm