United States
An American bike name, now on helmets and parts
Schwinn has 2 products on this site, on the Adult bike helmets and Bike chains shelves. Prices are the ones we read on Amazon.com on October 31, 2026, and each review shows the live price.
| Product | Price | Best for |
|---|---|---|
| Basic single speed, 112 links | $8.25 | A cheap replacement on a single-speed bike, for someone who owns a chain breaker |
| Thrasher, SW124A-2 | $29.99 | A large head, or a cheap certified helmet for recreational riding |
We list what Schwinn publishes on each Amazon.com listing, and we say what is missing. A brand page is not a ranking: a score, where a review has one, only compares products on the same shelf.
A chain is chosen by speed count first: an 11-speed chain is narrower than a 9-speed one because the sprockets behind it are closer together, and fitting the wrong width shifts poorly or not at all. Length is a second, separate figure — chains ship at 114, 116 or 122 links and are shortened to the bike. We compare speed compatibility, supplied link count, whether a reusable quick link is included or the chain joins with a pin, and coatings that slow wear.
count the sprockets on the rear wheel before ordering. That number is the chain’s speed rating, and it is the one specification where a near miss does not work at all. The full comparison is on the bike chains shelf.
Helmet sizes are sold as S/M/L but fitted by head circumference in centimeters, and the ranges behind those letters differ enough between makers that the same nominal size can be two centimeters apart. We compare the circumference range each manufacturer states, how the retention cradle adjusts (dial systems allow finer changes than a sliding band, and only some adjust in height as well), vent count, integrated lighting, and the safety marking the maker declares — CPSC is the one required in the US, and ASTM F1447 or CE appear on some helmets as well. One helmet on this page publishes its own weight, 9.2 oz (260 g); for the others only a shipping weight exists, which includes the box. That marking is a manufacturer statement we report; nothing on this page assesses how a helmet performs in a crash.
measure your head with a tape just above the eyebrows and compare that number to the stated range, not to the letter. A helmet is also a replace-after-impact item by every manufacturer’s own instructions, which is worth knowing before buying second-hand. The full comparison is on the adult bike helmets shelf.
22.8 to 24.4 in (58–62 cm) · CPSC extended head coverage · 20 or 21 vents · dial · removable visor
A recreational adult helmet covering 22.8 to 24.4 in (58 to 62 cm) from one shell, with a dial, washable padding and a removable visor.
Best for: A large head, or a cheap certified helmet for recreational riding
≈ $29.99
A basic single-speed 1/2" × 1/8" chain at 112 links for BMX, cruisers and other non-derailleur bikes.
Best for: A cheap replacement on a single-speed bike, for someone who owns a chain breaker
Prices quoted in these summaries are dated readings. The live price is shown next to each product.
