Top 5 compared
The best bike multi tools
Loose bolts fixed by the roadside, with a tool small enough to ride along in a pocket or seat bag.
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The top 5 at a glance
A bike multi tool folds hex keys, screwdrivers and Torx bits into a block small enough for a jersey pocket or a seat bag, for the saddle that slips, the bottle cage that rattles and a brake lever knocked askew. Fuller tools add a chain tool, spoke wrenches and tire levers for the rides that really go wrong; minimal ones keep to the keys and weigh a good deal less.
Hex keys do nearly all the work on a modern bike, with a T25 Torx for disc brake rotors, and a ratchet-and-bits design turns bolts in tight spots a folding tool can’t swing at. A chain tool is only worth carrying once tried at home on an old chain, with a spare quick link to match the bike’s gears.
What matters
- Hex keys from 2 to 8mm, with nothing missing in between.
- Side grips that hold with gloves on when a bolt is tight.
- Fixed keys, or loose bits that can go missing.
- Hardened steel, and a lifetime warranty if the maker gives one.
#1Topeak Ratchet Rocket Lite DX Tool Kit
$30–$50
A small fine-tooth ratchet with a reverse lever and a thumb wheel, for bolts a folding tool can’t swing at. Hardened bits cover 2 to 8mm hex, T10, T15 and T25 Torx and a #2 Phillips, and two tire levers share its nylon case, which weighs 5.8 oz in all.
What owners say: A great everyday carry kit that slips into a jersey pocket and reaches bolts at awkward angles, owners say. The ratchet runs smoothly, every bit they need is there, and some use it to put furniture together at home too.
A closer look: The magnetic bit holder fits on the ratchet or on the handle, turning it into a longer driver for bolts tucked behind a crank or a bottle cage. There’s no chain tool, so riders heading far from home often carry a small one alongside, and the case has a pocket for a patch kit.
- Reversible fine-tooth ratchet
- Magnetic extension for hidden bolts
- #2 Phillips bit
- Case has a patch pocket
- Weighs 5.8 oz with case
Best for: Tight spots and stubborn bolts
- Tools
- 16
- Hex keys
- 2–8mm
- Torx
- T10, T15, T25
- Chain tool
- No
- Tire levers
- 2, polymer
#2Crankbrothers M19 Multi-Tool
$30–$50
Nineteen tools in a block about 3.5 in long, including a chain tool for 8- to 12-speed chains, so a snapped chain miles from home needn’t mean a long walk. Crankbrothers backs it with a lifetime warranty.
What owners say: Everything a trail ride calls for, as one owner puts it, with neatly machined bits in a block that fits a saddle bag. Some find the tools stiff to fold out, and opinions on its weight are split.
A closer look: Practice with the chain tool at home on an old chain before relying on it at the roadside, and carry a spare quick link to match the bike’s gears, which makes the fix quicker. At 6.2 oz it suits a saddle bag better than a jersey pocket.
- Lifetime warranty
- 8 and 10mm wrenches
- 4 spoke wrenches
- Weighs 6.2 oz
- About 3.5 in long
Best for: Full roadside repairs
- Tools
- 19
- Hex keys
- 2–8mm
- Torx
- T10, T25
- Chain tool
- 8–12 speed
- Tire levers
- No
#3Vibrelli V19 Bike Multi Tool with Case
$20–$30
Its nineteen tools sit in a slim 3 in block and include a chain breaker for any chain, four spoke wrenches, 8 and 10mm wrenches and a T25 Torx, in hardened chrome-vanadium steel with a lifetime warranty.
What owners say: It slips into the back pocket of a cycling jersey, and owners like that it’s solidly made, with every tool the usual fixes need, though a few find it heavier than they expected.
A closer look: The non-slip side grips give a better hold with gloves on when a bolt is tight. Keep it in its case in a saddle bag so the tools don’t rattle or scratch anything, and wipe it dry after a wet ride so the steel doesn’t rust.
- Non-slip side grips
- Hardened chrome-vanadium steel
- 4 spoke wrenches
- Carry case included
- Lifetime warranty
Best for: Broken chains and loose spokes
- Tools
- 19
- Hex keys
- 2–8mm
- Torx
- T25
- Chain tool
- Universal
- Tire levers
- No
#4Topeak Hexus X Multi-Tool
$20–$30
Set up for riders who mostly fix flat tires: two tire levers clip into its sides and a Presta valve core tool is built in, alongside a chain tool for chains up to 12-speed and a wire hook to hold the chain while it’s rejoined.
What owners say: Twenty-one functions in so small a block strikes owners as ingenious, and the chain tool works beautifully. It’s sturdy and light to some, flimsy and heavy to others, and the tire levers are on the weak side.
A closer look: The 8mm hex and the T15 and T25 Torx are loose bits that live in slots in the body, so check they’re all back after a repair. Topeak’s one exception for the chain tool is Campagnolo’s hollow-pin chains; other chains up to 12-speed are fine.
- Presta valve core tool
- Wire hook holds the chain
- Levers clip into the sides
- Weighs 6 oz
Best for: Flat tires and chains
- Tools
- 21
- Hex keys
- 2–8mm
- Torx
- T15, T25, T30
- Chain tool
- Up to 12 speed
- Tire levers
- 2, plastic
#5Park Tool IB-2 I-Beam Multi-Tool
$20–$30
Ten tools on a slim I-beam frame weighing about 3.5 oz, with hex keys from 1.5 to 8mm and a T25 Torx for disc rotor bolts. Park Tool grew out of a bike shop in St. Paul, Minnesota, whose owners built a repair stand that went on sale in 1963.
What owners say: Small enough to sit in a palm or a back pocket, it has the hex sizes road riders reach for most, and owners like how light and well made it is.
Heads up: There’s no chain tool or Phillips screwdriver, so on longer rides it pairs well with a small separate chain tool.
A closer look: Every key folds inside the frame, so it slips into a jersey pocket or seat pack with nothing loose to rattle or lose. It suits bikes that mostly need saddle, bar and brake adjustments, and riders counting grams, and it’s the only tool here with a 1.5mm hex key, for the smallest set screws.
- Keys fold inside the frame
- Weighs about 3.5 oz
- Flat screwdriver
- Limited lifetime warranty
Best for: Light, pocket-sized fixes
- Tools
- 10
- Hex keys
- 1.5–8mm
- Torx
- T25
- Chain tool
- No
- Tire levers
- No
How they compare
Swipe sideways or rotate device to see all 5.
| Feature | #1Topeak Ratchet Rocket Lite DX | #2Crankbrothers M19 | #3Vibrelli V19 | #4Topeak Hexus X | #5Park Tool IB-2 |
|---|---|---|---|---|---|
| Best overall | Runner-up | Most tools | Best compact | ||
| Picked Rating | 9.6 | 9.4 | 9.3 | 9.2 | 9.2 |
| Price | $30–$50 | $30–$50 | $20–$30 | $20–$30 | $20–$30 |
| Tools | 16 | 19 | 19 | 21 | 10 |
| Hex keys | 2–8mm | 2–8mm | 2–8mm | 2–8mm | 1.5–8mm |
| Torx | T10, T15, T25 | T10, T25 | T25 | T15, T25, T30 | T25 |
| Chain tool | No | 8–12 speed | Universal | Up to 12 speed | No |
| Tire levers | 2, polymer | No | No | 2, plastic | No |
| Best for | Tight spots and stubborn bolts | Full roadside repairs | Broken chains and loose spokes | Flat tires and chains | Light, pocket-sized fixes |
| Buy now | Amazon | Amazon | Amazon | Amazon | Amazon |
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