Tech Tips

Repair guides written from the workstand in Ballston Spa — bleeding brakes, chasing creaks, setting preload, and the tools each job actually needs.

Unior Flare Nut Wrench 1760/2 with 7 and 8 mm flare ends and a 1/4 inch square torque drive, on a dark studio background

Brakes

What Is a Flare Nut Wrench and What Is It Used For?

What a flare nut wrench is, why fluid-line fittings need its slotted six-point head, how it differs from open-end and box-end wrenches, and which sizes fit bicycle hydraulic brakes.

· 6 min read

Hand sliding a feeler gauge between brake pads inside a hydraulic disc brake caliper to measure pad wear

Brakes

Disc brake pad maintenance

How to inspect disc brake pads for wear without pulling the wheel, when to replace them, and the simple tools that make the check painless.

· 2 min read

Worn black disc brake pads and a gold caliper retaining pin set on a metal workshop bench before bedding-in

Brakes

Disc Brake Pad Bedding In Procedure

Fresh Sinter pads need a proper bed-in to reach full power: the stop-by-stop procedure, and the mistakes that glaze pads instead.

· 4 min read

Unior disc brake alignment tool 1757-2 inserted between rotor and caliper pads to fix disc brake rub on a wheel

Brakes

Fix Disc Brake Rub

That tsss-tsss of rotor on pad is fixable: caliper alignment, piston resets, and rotor truing to silence disc brake rub.

· 2 min read

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