KOMA reflector (silver) T-Shirts The outer diameter is 4mm

The outer diameter is 4mm and you can use 1

The Night Beyond the Tricornered Window

Roll top bag for front rack by WE MAJOR LA

Series Blinder Weight 17 g Brightness 30 lumens Modes 8 MFG Colorway Black Model Blinder Mini Love Bike Light - Rear Runtime High: 30 hrs/ Low: 1

KOMA reflector (silver) T-Shirts The outer diameter is 4mmBlue Lug original Koma Reflectors. Just light the Koma lights, these reflectors can be installed onto the eyelets on your frame. When purchasing the specific stays, you can even install it together with the caliper brake or under the saddle. It's up to you to decide where you put it. Looks great on steel frames. SPEC MaterialAluminum Outer diameterabout 3cm 1. 1" Comes with M5, M6 bolts and a washer