The Power Pack casing is made from polycarbonate

Who can use Mac-Ride

Chain Retention Technology:

This Chromapop red mirror lens is best in bright light situations

Hidden Snap Closure offers a clean look

Osprey Raptor 4 Backpack - Grey - 4L Pack - 1.5L Bladder Heavy/Bulky The Power Pack casing isOff the back and leading the packour premium mountain bike lumbar includes a 1. 5 liter reservoir and features designed to keep you in the saddle. Dual hipbelt pockets on the Raptor 4 grant easy access to snacks, and a stretch mesh front pocket keeps kneepads, gloves or a light jacket handy. Side compression and a hip wrapping backpanel stabilize the pack from techy climbs to the jump line. Key Attributes Raptor 4 Men's premium mountain bike hydration