Black Rubber Bulb 21mm Dia Handlebar Bike Bicycle Air Horn Bugle Trumpet

Product Name: Bicycle Air Horn
Color : Silver Tone, Black
Main Material: Plastic, Rubber
Overall Size: 15 x 7.1cm/5.9 x 2.8 inch (L*Max.D)
Fit Handlebar Diameter : 21mm/0.83 inch
Squeeze the rubber bulb and the horn make.
Suitable for kinds of bicycles, can install with 21mm diameter handlebar.
Plastic housing and clear sound, the bike bell can give warn to others .
Weight : 49g
Package Content: 1 x Bicycle Air Horn
Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.