2021 Keiser M3i Bike – Excellent Condition, Magnetic Resistance – Concord, NC
FREE delivery & install
Inspect upon delivery
2 month warranty included
Verified sellersDetails
The 2021 Keiser M3i stands out as a premium spin bike from a brand respected for its durable and precise engineering in indoor cycling. This model comes in excellent condition after just 50 rides making it a standout find for serious home fitness enthusiasts.
At its core the bike uses magnetic resistance with 24 smooth levels that deliver consistent and quiet performance without the wear of friction systems. A compact 5-inch battery-powered display tracks essential metrics while the seat and handlebars offer full two-way adjustments for a custom fit.
Riders from 4 feet 11 inches to 7 feet tall can settle in comfortably with support for up to 350 pounds making it versatile for a wide range of users and workout intensities. The experience feels stable and engaging whether you are building endurance or pushing through high-intensity intervals in your own space.
This bike has been meticulously cared for since its purchase new from the manufacturer with only minimal use logged on the odometer. It arrives complete with the original mat tool kit and both cage and Shimano SPD pedals ready for immediate setup.
Complete your setup
Buying used, finally done right.
No flaky meet-ups, no “as-is” surprises. Four steps, and a real human at every one.
56-point pickup inspection
Before your item is ever delivered, our crew checks it in person at pickup. Here’s what we look at for this category.
How Commonplace Compares
Why buyers trust Commonplace.
Your balance isn't charged until the item is inside your home and you've approved it in person.
Our own team brings it inside to the room you choose. No curbside drop-offs, no meetups with strangers.
We inspect every item in person before it's loaded, so its condition matches the listing when it arrives.
A single dollar reserves your item and takes it off the market while we arrange delivery. It's applied to your total.
Every purchase comes with a 2-month warranty at no extra cost, so you're covered after delivery.
Text a real member of our team from checkout through delivery. No bots, no runaround.
Questions, answered.
A single dollar reserves the item and takes it off the market so no one else can grab it while we arrange delivery. It's applied toward your total - the remaining balance is charged after the item arrives and you've approved it in person.
See how it works, start to finish.
Why Commonplace?
Be the first to ask a question about this item.