SP Dynamo PD-8X 110mm Front Hub, 32H Sandbanks Style food-grade silicone that collapses flat

food-grade silicone that collapses flat to a small disc that can slide into any pack with ease

Camelbak says -

Neoprene and Amara construction

you might notice there’s a small hole in the side of the bag but don’t worry: it’s supposed to be there

shock- and motion-sensitive alarm for your property - be it a bicycle

SP Dynamo PD-8X 110mm Front Hub, 32H Sandbanks Style food-grade silicone that collapses flat110mm Boost version of the PD 8X hub Combines a precision 6V3W dynamo with a modern 15mm thru axle and 6 bolt disc mount. The 8X incorporates increased bearing diameters for added mechanical strength and expanded flange distances for stronger wheel builds.