Loop Micro Mount installed on a gravel bike stem cap looking clean and low profile

Loop Micro Mount review: Is it worth buying? + 15% discount code

in Gear Reviews

Looking for the best minimalist bike phone mount? Read my in-depth Loop Micro Mount review and get an exclusive 15% discount code.

Quick verdict / TL;DR

The Loop Micro Mount is one of the cleanest, most minimalist stem phone mounts available for cyclists today. It directly replaces your 1 1/8-inch stem top cap, works with almost any iPhone or Android phone without requiring a dedicated proprietary case, and stays completely solid on gravel trails and road rides. If cockpit aesthetics, zero handlebar clutter, and universal phone compatibility matter to you, the Loop Micro Mount is worth every penny.


Who should buy the Loop Micro Mount?

  • Gravel riders & bikepackers: Riders who need a reliable bike navigation mount for Komoot, RidewithGPS, or OS Maps on rough terrain without worrying about phone ejects.
  • Road cyclists & minimalists: Anyone who hates bulky handlebar clamps and wants an ultra-sleek cockpit that looks integrated when no phone is attached.
  • Multi-device users & everyday commuters: Cyclists who swap phone cases often or share a bike across family members and want a universal bike phone holder with zero special case requirements.

Pros & cons

Pros

  • Hides in plain sight: Replaces your stem top cap and looks like a sleek, high-end alloy cap when idle.
  • Universal case compatibility: No need to buy or glue proprietary phone cases or adhesive adapters.
  • Exceptional grip force: High-tension industrial spring mechanism delivers 1.5–3kg clamping force with zero rattle.
  • Keeps handlebars clear: Leaves your handlebars completely open for out-front GPS computers, lights, or handlebar bags.
  • All-metal construction: Built from premium CNC aluminum with durable elastomeric rubber contact pads.

Cons

  • Premium price tag: Higher upfront cost than budget plastic clamps (though offset by my 15% discount code).

Exclusive 15% Loop Micro Mount discount code

I reached out to Loop directly to ask if they'd be happy to offer a discount for Bikes and Bacon readers, and managed to secure an exclusive 15% discount code for you!

Use code bikesandbacon-15 at checkout on loop.cc to get 15% off your entire order (works in the UK, US, Europe, and worldwide).


What is the Loop Micro Mount?

Loop describes the Micro Mount as an "ultra-compact stem cap phone mount, engineered with precision for everyday cycling... subtle enough to disappear when you’re not using it, solid enough to trust when you are."

That description is spot on. Traditional smartphone holders for bicycles are notorious for being bulky, plastic-heavy, and visually distracting on lightweight road or gravel setups. The Loop Micro Mount solves this by installing directly over your fork steerer tube in place of your standard stem top cap. When your phone isn't mounted, it simply looks like a custom aluminum cockpit upgrade.


Specifications & compatibility

Here are the detailed technical specs for the Loop Micro Mount:

FeatureSpecification
Max Phone WidthUp to 83mm (3 1/4") including case
Max Phone DepthUp to 12.7mm (1/2") including case
Clamping Force1.5kg - 3kg f (3lb - 6lb f)
Weight31.2g (1.1oz)
Closed Dimensions36.5mm diameter x 18.2mm height
HardwareIncluded M6 countersunk stainless bolts (3 lengths) + Hex key
FinishesMatte Black, Silver

First impressions & installation

Out of the box, the precision machining is instantly noticeable. Built from solid CNC alloy, it feels reassuringly premium without adding unnecessary weight (weighing just 31g).

Installation takes under two minutes:

  1. Remove your existing headset stem top cap with a standard 4mm or 5mm Allen key.
  2. Select the matching bolt length included in the Loop box.
  3. Place the Loop Micro Mount onto your stem, insert the countersunk bolt, and tighten to your manufacturer's stem torque specifications.

Mounting your phone requires a little bit of practice. Using both hands to open the sprung wings makes mounting effortless, but with a bit of practice, one-handed mounting by levering the phone into one side first is completely doable.


Real-world gravel trail & road performance

Loop explicitly states this mount is meant for road and gravel rather than extreme downhill mountain biking. To see how it copes, I took it out on bumpy Dorset bridleways, rough fire roads, and everyday tarmac.

On gravel descents, uneven tracks, and jumping off kerbs around town, the grip held up surprisingly well. The phone stayed securely clamped without shifting around or rattling excessively. On the road, having your phone centered right on the stem cap makes following navigation on Komoot easy to glance at, all while keeping your handlebars clear for lights or bags. While I still wouldn't take it on proper mountain bike trails, for general gravel and road riding it's proven really dependable.


Minimalist design: hiding in plain sight

The standout feature of the Loop Micro Mount is its low-profile aesthetic. Most bike phone holders look awkward when your phone is in your pocket. The Micro Mount sitting flush on your stem cap looks like an intentionally stylish bike component.

Loop Micro Mount front profile closed on stem looking clean and minimalist
Loop Micro Mount front profile closed on stem looking clean and minimalist

If you use a dedicated GPS unit for racing or long endurance rides but like mounting your phone on casual commutes or coffee rides, this mount gives you the ultimate flexibility without cluttering your cockpit.


Loop Micro Mount vs competitors

When compared to popular bike phone mounts like Quad Lock, SP Connect, or Peak Design, the Loop Micro Mount stands out primarily because it requires no proprietary phone case or ugly adhesive adapter. Systems like Quad Lock or Peak Design demand buying into their expensive case ecosystem, whereas the Loop Micro Mount works universally with whatever phone case you already use. Against cheap plastic or silicone band mounts from Amazon, the all-metal CNC alloy construction of the Loop delivers vastly superior durability and vibration security, holding firm without degrading under UV light or risking expensive phone drops.


Final verdict: is it worth buying?

The Loop Micro Mount sets a new standard for stem phone mounts. It eliminates every major headache associated with bike phone holders: no ugly plastic clamps, no expensive dedicated phone cases, and no fear of your phone launching across the trail on gravel rides.

For cyclists who value sleek design, gravel-proven security, and universal device support, it is easily one of the best gravel bike upgrades you can make to your cockpit.

Don't forget to use discount code bikesandbacon-15 for 15% off at checkout on loop.cc.

Frequently Asked Questions

Yes, the Loop Micro Mount is fully compatible with carbon bikes, carbon steerer tubes, and carbon stems, provided your bike uses a standard 1 1/8-inch threadless headset stem cap setup. It simply replaces your existing top cap without placing structural stress on your steerer tube.

The Loop Micro Mount sits directly on your top cap, leaving your regular handlebar space entirely clear for out-front Garmin, Wahoo, or Hammerhead GPS bike computer mounts. You can easily run a primary GPS computer on your bars while keeping your phone mounted discreetly on the stem for quick access.

Yes, the Loop Micro Mount performs exceptionally well on gravel roads, forest tracks, and rough bridleways. Its high-tension metal spring grip generates between 1.5kg to 3kg of clamping force, preventing your smartphone from slipping, shifting, or twisting even over severe trail vibrations.

No. The inner contact surfaces of the Loop Micro Mount feature smooth, industrial-grade elastomeric rubber padding. This cushioned rubber lining grips your phone or case firmly while preventing scratches, scuffs, or cosmetic wear even during prolonged vibration.

Yes, the Micro Mount supports smartphones up to 83mm (3.25 inches) in width and 12.7mm (0.5 inches) in depth, including your case. It easily accommodates large smartphones like the iPhone 16 Pro Max, iPhone 15 Plus, Samsung Galaxy S24 Ultra, and Pixel 9 Pro.

Extremely secure. Unlike silicone strap mounts that degrade under UV exposure or plastic quarter-turn mounts that wear out over time, the all-metal spring mechanism retains consistent tension over multi-day bikepacking trips, long-distance metric centuries, and rough all-weather rides.

Yes! You can get an exclusive 15% discount on the Loop Micro Mount and all Loop products globally (including the UK, US, and Europe) by entering the discount code bikesandbacon-15 at checkout on the official Loop website.

Because the Loop Micro Mount is bolted directly into your headset top cap using a countersunk stem bolt, opportunistic thieves cannot pull or unsnap it off your handlebars. Removing it requires an Allen key, making it far more theft-resistant than strap-on phone holders.

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