Bike-Bolted Audio That Outruns Wind And Outlasts Storms
TrailBolt pairs a 45mm suspension-resonance driver with one-piece IP67 housing — delivering bar-mounted sound no $30 strap-on speaker can hold onto. One bolt, one charge, one full ride.
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How It Works
How It Works
- Bolt the bracket onto a 22-31.8mm handlebar with the included clamp — no zip ties, no third-party mount
- Hold power 2 seconds, hit Bluetooth, pair once with your phone at 10-meter range
- Hit the riding-mode button to engage the wind-tuned EQ before you roll
- Volume and track skip live on three physical buttons you can hit blind in cycling gloves
- Top up to full in 2.4 hours with the included USB-C cable
- Drop a micro SD card in the slot for offline music when phone signal drops on rural loops
What's Included
What's Included
- TrailBolt 8W bike speaker, one piece
- Handlebar clamp bracket fits 22-31.8mm bars
- USB-C charging cable, 1 meter
- Quick-start card with pairing steps and button map
- One-year hardware coverage card
Shipping & Returns
Shipping & Returns
We offer free shipping for all orders. Order processing
takes 1-3 business days before shipment. Once your item/s is dispatched,
the estimated delivery time is:
- USA: 2-12 business days
- UK: 5-13 business days
- Australia: 5-13 business days
- Canada: 2-12 business days
- Europe: 5-13 business days
TrailBolt
Four Things Built Into TrailBolt That Strap-On Speakers Cannot Match
8W Wind-Tuned Riding Mode
8W and a 45mm suspension-resonance driver hold audible through crosswinds where 5W speakers go silent above 18 mph.
One-Piece IP67 Housing
IP67 means full submersion plus dust. Ride a thunderstorm soak, splash a frame puddle, hit red-clay singletrack — seals stay sealed.
12-Hour 2200mAh Battery
Twelve hours on 2200mAh covers a Saturday century, a weekend tour, or a full week of commutes. Top up to 100% in 2.4 hours on USB-C.
Bolt-On Bracket, No App
One-piece clamp fits 22-31.8mm bars and torques on with a single bolt. Three physical buttons run volume, track, and pairing.
What our 17,000+ Customers say
Based On Real and Honest Experiences
Completely changed how I ride. I used to leave music behind because earbuds felt unsafe and my old speaker was inaudible the moment I tucked. Now I bolt on TrailBolt every Saturday, play the whole loop, and still hear cars behind me.
I bought TrailBolt specifically for my 22-mile commute. The hands-free calling lets me take a check-in from work at 18 mph without unclipping or fumbling for my phone. One button, voice goes through, traffic stays audible.
I expected another tinny bar speaker, but TrailBolt surprised me. Twelve hours covered a Friday-night charge through Sunday-evening cool-down on a century weekend. The 8W actually held vocals on the flats, which is the part I didn't believe.
Frequently Asked Questions
How long does setup take, start to finish?
How long does setup take, start to finish?
Five minutes is the honest number. The clamp fits 22-31.8mm bars and torques on with one bolt — no zip ties, no third-party mount. Pairing over Bluetooth 5.0 is a two-second handshake. TrailBolt remembers your phone every ride after that.
Can I hear it at 25+ mph or does wind cancel it out?
Can I hear it at 25+ mph or does wind cancel it out?
8W with the 45mm driver and riding-mode EQ holds vocals on the flats and most descents. Honest limit: at 30+ mph headwind on a chip-seal descent, chin tucked, you'll hear the chorus, not the bridge. Most riders are fine through 28 mph.
Is the IP67 rating real or does it leak like IP65?
Is the IP67 rating real or does it leak like IP65?
IP67 means full immersion to 1 meter for 30 minutes plus dust-tight, certified per IEC 60529. TrailBolt's housing is one piece — no strap pocket, no fabric panel — so the seal that gets tested is the seal that ships.
What's the actual Bluetooth range with my phone in a jersey pocket?
What's the actual Bluetooth range with my phone in a jersey pocket?
10 meters line-of-sight. With your phone in a back jersey pocket and TrailBolt on the bar, that's roughly six feet through your torso — plenty of margin. Bluetooth 5.0 holds the connection through cycling vibration without dropouts.
Does the 12-hour battery hold up in cold or after a year?
Does the 12-hour battery hold up in cold or after a year?
12 hours at moderate volume is the rated number on a fresh 2200mAh cell. Cold weather (below 40°F) trims that 10-15% like every lithium battery. Recharge to 100% in 2.4 hours on USB-C.
Will it shake loose on chip-seal or singletrack?
Will it shake loose on chip-seal or singletrack?
The clamp uses a steel bolt into an aluminum bracket — no plastic strap, no rubber band, no friction-only design. Riders on red-clay singletrack and chip-seal have logged six months without slip. Re-torque the bolt twice a season.
Does it fit drop bars, flat bars, and aero bars?
Does it fit drop bars, flat bars, and aero bars?
The clamp covers 22-31.8mm round-section bars — that's standard road, gravel, hybrid, and most MTB bars. Aero bars with non-round cross-sections are the one exception. If your stem area has 22-31.8mm of round bar, TrailBolt mounts.
Can I take a phone call through it in traffic?
Can I take a phone call through it in traffic?
Yes. Hands-free calling is built in — one tap answers, the speaker carries the call, and the mic picks up your voice past 18 mph headwind. You stay clipped in, your phone stays in the jersey pocket, and traffic stays audible.