The Power Pack casing is made from polycarbonate

They are very positive to clip into and out of

6V-6800mAh)

Medical grade silicone

be it threaded or suspension

Hope Tech 4 E4 Disc Brake - Front - Right Lever - Black - Orange - Black 1700mm PLP|Largest Cog The Power Pack casing isThe all new Tech 4 E4 builds on Hope's 25+ years of experience designing and manufacturing hydraulic brake systems. The Tech 4 uses all new internal sealing for reduced friction and the pivot spins on roller bearings, allowing the spring rate to be reduced. The lower spring rate gives a lighter lever action, reducing rider fatigue and keeping our legendary feel and modulation. The updated E4 caliper utilises hybrid style Stainless steel pistons with a