US$ 25.54
bike helmet speakers eBike Audio Kit – CHIPS XV + K-Roo Pouch Fits HP Spectre x360 16 Roll Top Backpack - 5.7 x 2.7 x Battery:36V 13AH Tube Battery
Roll Top Backpack - Black - Waterproof
Steel fenders are heavy but provide excellent durability, making them a great choice for touring or commuting bikes
Fits HP Spectre x360 16
Battery:36V 13AH Tube Battery
Here are the numbers that make the difference
5.7 x 2.7 x 1 cm (2.25 x 1 x 0.5 in) weighing only 16 grams each Fits any helmet strap up to 15mm wide IP65 rated
US$ 25.54
US$ 25.44
US$ 27.14
US$ 20.63
US$ 20.19
US$ 22.49
US$ 23.81