SKU: 5373727237

2025 Alpinestars S-M5 Action 2 Helmet

Sale price$159.72 Regular price$177.47
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Ships within 48 hours · Estimated delivery Aug 8 - Aug 13

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Description

2025 Alpinestars S-M5 Action 2 HelmetALPINESTARS SUPERTECH M5 HELMET HELMET FEATURES The SM5 helmet has been designed to provide MX riders with a helmet that is safe and purposefully designed to deliver optimal protection and comfort. The lightweight SM5 helmet features a thermo injected shell incorporating a special polymer blend enhanced by varying degrees of thickness that is engineered to deliver the optimal combination of impact protection and light weight, while the five density

ALPINESTARS SUPERTECH M5 HELMET

HELMET FEATURES

The SM5 helmet has been designed to provide MX riders with a helmet that is safe and purposefully designed to deliver optimal protection and comfort. The lightweight SM5 helmet features a thermo-injected shell incorporating a special polymer blend enhanced by varying degrees of thickness that is engineered to deliver the optimal combination of impact protection and light weight, while the five density EPS liner ensures the correct density in the correct area for enhanced impact absorption.

  • An engineered raised area with padding effectively reduces the forces transmitted to the collarbone and a patented visor release system that ensures the visor is released with the correct pre-determined amount of force, irrespective of the angle of impact.
  • Revised the medium, large, XL, and 2XL lower shell volume to be around 3% wider to make the helmet easier to put on and take off, where the increase in helmet volume has also improved the impact management performance which is now 44% lower than the regular-speed threshold.
  • For the new ECE 22.06 standard, the SM5 achieves a 44% better regular-speed impact rating compared to the current 33% figure, as well as a 32% better low-speed, and 31% better high-speed linear impact score than the prevailing standard.
  • Multiple density inner liner to ensure the correct density in the correct area for enhanced impact absorption.
  • Redesigned chin bar’s new profile, where the base area has been specifically sculpted to give a relief section, raised to clear the collarbone, with a new softer EPS liner which extends beyond the helmet shell itself, and is covered by a more flexible rubber compound providing a reduced chance of any sort of collarbone injury.
  • Maximized ventilation and high levels of heat transfer exchange thanks to multi-air inlets and exhaust ports.
  • The ECE version of the SM5 helmet weighs 1,350 grams for a size medium, and 1420 grams for the ECE DOT version with shield.
  • The visor has been designed to direct air into the ports for enhanced airflow.
  • The SM5 is available in 2 versions ECE R 22.06 and ECE R 22.06/DOT.
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 5373727237

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4.6 ★★★★★
Based on 6 reviews
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Verified Purchase
Brandon
Natrona Heights, US
★★★★★ 5
Solid Build, Easy Setup
Size: 17"-49", Style: Single Arm
I picked up two of these mounts — one for my 34" curved LG ultrawide and one for my 30" MSI ultrawide — and both have performed exactly as advertised. Build Quality & Value For the price, this thing is built surprisingly well. It feels solid, looks clean on the desk, and doesn't have that cheap, flimsy feel you'd expect at this price point. Genuinely impressed. Assembly & Installation Setup was straightforward. Everything you need comes in the box. The only tool you'll need to grab yourself is a ½" wrench — have that ready before you start and you'll be done in minutes. Mounting Options Two ways to mount it: clamp-on or through-hole (use an existing grommet hole or drill a new one). Both options feel secure once locked down. Sturdiness & Adjustability Once mounted, the arm holds firm. No drooping, no wobble. Repositioning the monitor is smooth and easy — tilt, swivel, height adjustments all work well even with the larger ultrawide panels. One Thing to Watch The tiny limiting screws ship loosely packed inside the arms. They're small and easy to lose if you're not paying attention when you open the box. Dump the contents carefully over a flat surface before digging in. Bottom Line If you're on the fence about a monitor mount, stop overthinking it and grab this one. It handles large ultrawides without breaking a sweat, installs fast, and won't break the bank. Highly recommended.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 22, 2026
S
Verified Purchase
Sam B
Boise, US
★★★★★ 4
Initial thoughts
Size: 13"-34", Style: Single Arm
Getting everything set up took a bit of time and patience. The adjustment system wasn’t the most intuitive at first, and I ran into some confusion while trying to dial in the right positioning. However, after working with it for a while, I was able to get it pretty close to exactly how I wanted it. One thing to note is that making very fine adjustments can be a bit tricky. The mount is also slightly wobbly, and it’s fairly easy to bump the monitor out of position if you’re not careful. It’s not a dealbreaker, but it’s something to be aware of if you prefer a perfectly stable setup. That said, the overall construction feels solid and well-made, and once it’s in place, it does its job effectively. For the price and functionality, it’s a reliable option that gets the job done—even if it takes a little effort to get there.
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Reviewed in the United States on April 2, 2026
C
Verified Purchase
Cispence98
Charlottesville, US
★★★★★ 5
Love this cord.
Size: 10 Ft, Color: White
Love how many outlets etc this cord has. Its the perfect next to bed outlet extender I have had.
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Reviewed in the United States on May 31, 2026
H
Verified Purchase
Heydy González
Battle Creek, US
★★★★★ 5
Tcstei Flat Plug Power Strip – Compact, Safe, and Convenient Extension Cord
Size: 5 Ft, Color: White
Title: “Tcstei Flat Plug Power Strip – Compact, Safe, and Convenient Extension Cord” Review: This 5-foot extension power strip is very practical and space-saving thanks to its flat plug design. It offers multiple outlets, making it easy to connect several devices at once. The build feels solid and it’s great for tight spaces behind furniture or desks. The cord length is convenient for home or office use. Overall, a useful and reliable power strip for everyday needs. ⭐⭐⭐⭐⭐
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Reviewed in the United States on May 10, 2026
E
Verified Purchase
E. Gene Ott
Port Orchard, US
★★★★★ 5
Great in small spots
Size: 5 Ft, Color: White
This works great for that small area you need a few extra plugs and some special connections. Easily mounts to wall and very durable and I love tar I can adjust the cord length to it does t look so intrusive
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Reviewed in the United States on May 29, 2026

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