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Crankbrothers

Crankbrothers M17 Tool

For a cyclist who wants one tool that can also fix a broken chain on the road.

American brand

Where to buy

We do not sell this. These are the shops where we checked it, by country. Prices change; the shop's page is always the final word.

Sold to: Canada. We may earn a commission if you buy through these links. How we make money

Why it made our lists

  • Gifts for cyclistsOur top pick

    For a cyclist who wants one tool that can also fix a broken chain on the road. It has hex keys from 2 to 8 mm, a chain tool, spoke wrenches and a T25. At 168 g it is heavy for a pocket.

  • Gifts for DIYers

    For a cyclist who does their own roadside repairs: seven hex keys, a chain tool, spoke wrenches and screwdrivers in one steel tool. At 168 g it is heavy for a jersey pocket.

  • Gifts for him

    A steel bike multi-tool with hex keys, a chain tool and spoke wrenches. For a cyclist who rides far enough that a broken chain matters. It is heavy for a jersey pocket.

What it is

A steel multi-tool, 89 mm long and 168 g, with seven hex wrenches (2 to 8 mm), an 8-12 speed chain tool, 8 and 10 mm open wrenches, Phillips and flat screwdrivers, four spoke wrenches and a T25 Torx bit. Lifetime warranty.

A folding bike multi-tool made from high tensile steel with 17 functions, including hex keys, open wrenches, screwdrivers, spoke wrenches, a Torx key and a chain breaker. Side plates have grips so it can be used with gloves on. It is small enough to carry in a saddlebag or jersey pocket for roadside fixes. Several finishes are listed on the page.

The details

Length
89 mm
Weight
168 g
Hex keys
2, 2.5, 3, 4, 5, 6, 8
Chain tool
8 to 12 speed
Other
8 and 10 mm wrenches, Phillips and flat #2, spoke wrenches 0 to 3, T25
Warranty
Lifetime

From the shop's product page, read October 3, 2026.

Worth knowing

At 168 g it is heavy for a pocket compared with minimal tools.

Skip it for a rider whose bike needs a Torx size other than T25, since that is the only Torx bit.

Good for
Husband, Dad, Partner, Friend
Interests
Cycling, DIY & tools
Occasions
Christmas, Father's Day, Birthday

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