but perfectly pairs as an extra or replacement reservoir for Osprey's Seral lumbar mountain biking pack

There are no ramps here

The Crank Brothers Y16 features:

The Jagwire Stainless Steel Inner Cable Box of 100 might be just want you need

new bolt-in adapters to switch between torque cap enabled hubs or standard hubs

Hope Tech 4 V4 Disc Brake - Rear - Left Lever - 1720mm - Black - Red PDP|Option but perfectly pairs as anThe all new Tech 4 V4 builds on Hope's 25+ years 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 in turn gives a lighter lever action, reducing rider fatigue and keeping our legendary feel and modulation. The updated V4 caliper utilises hybrid style Stainless steel pistons