Tech Tips

Unior 220/3LPH 9-piece long hex wrench set, 1.5 to 10 mm flat-end keys on plastic clip index

Hex and Torx wrenches for bike work: choosing h...

L-shape, T-handle, Y-handle, ball-end. The handle shape you reach for changes how long the job takes.

Hex and Torx wrenches for bike work: choosing h...

L-shape, T-handle, Y-handle, ball-end. The handle shape you reach for changes how long the job takes.

Unior 188BI6P15 1/4-inch socket set with 40-tooth ratchet, two extensions, sliding T-handle, and 11 metric sockets in SOS foam tray

Sockets and bits for bike work: 1/4, 3/8, and 1...

Match drive size to torque. Where 1/4-drive bits land, where 3/8-drive ratchets save time, where a 1/2-drive socket earns its space.

Sockets and bits for bike work: 1/4, 3/8, and 1...

Match drive size to torque. Where 1/4-drive bits land, where 3/8-drive ratchets save time, where a 1/2-drive socket earns its space.

Unior 406/1VDEBI combination pliers with VDE-insulated handles — the generalist bike-shop plier

Pliers for bike work: which tool for which job

Long-nose, slip-joint, locking, retaining-ring: a working bike shop reaches for a different plier almost every job. Here is the decision tree we use.

Pliers for bike work: which tool for which job

Long-nose, slip-joint, locking, retaining-ring: a working bike shop reaches for a different plier almost every job. Here is the decision tree we use.

Unior 1694 Head Tube Reamer and Facer — T-handle bicycle frame prep tool with cutter, spring, and pilot

Frame prep: head tube, crown race, and star nut...

When a head tube needs facing, when the crown race needs pulling or setting, and how the star nut closes the steerer-prep chain. The frame-prep walk-through for everything north of...

Frame prep: head tube, crown race, and star nut...

When a head tube needs facing, when the crown race needs pulling or setting, and how the star nut closes the steerer-prep chain. The frame-prep walk-through for everything north of...

Unior Electric Repair Stand 1693EL in a workshop with a bicycle clamped, Unior cabinets and pegboards behind — representative e-bike service-bay setup.

Servicing an e-bike: what's different from an a...

An e-bike isn't just a bicycle with a motor; service is different in three concrete ways. We cover the weight and the workstand, the live-electrical safety question, and motor-specific tooling...

Servicing an e-bike: what's different from an a...

An e-bike isn't just a bicycle with a motor; service is different in three concrete ways. We cover the weight and the workstand, the live-electrical safety question, and motor-specific tooling...

Unior Crank Puller for Splined and Square Taper, model 1661/4: a drop-forged tool used in the workshop guide to crankset removal

How to remove a crankset (and pick the right tool)

A workshop guide to crankset removal across the four interfaces you'll meet in service: square taper, splined (ISIS/Octalink), Hollowtech II, and SRAM DUB/GXP. Tooling decisions, the cheat sheet, the gotchas.

How to remove a crankset (and pick the right tool)

A workshop guide to crankset removal across the four interfaces you'll meet in service: square taper, splined (ISIS/Octalink), Hollowtech II, and SRAM DUB/GXP. Tooling decisions, the cheat sheet, the gotchas.