Hey there, indoor cycling fans! If you're setting up your bike on a trainer, you know the struggle with different axle widths. This Thru Axle Skewer is here to solve that. It's CNC machined from solid aluminum alloy, so it's tough but not heavy – weighs about 76.9g. The cool part? It comes with THREE different thickness spacers. You can mix and match them to adjust the total width, making it fit a bunch of different bike frames. The thread is M12x1.75, and the overall adjustable length is between 160mm and 172mm. It's super practical, built to be durable for all your training sessions, and gives you a really secure, solid connection to your trainer. No wobble, just smooth riding. The finish is a clean black, and it's compatible with most indoor bike trainers. It's a simple upgrade that makes your setup way more versatile and hassle-free. Perfect for mountain bikers or road cyclists who want a reliable, no-fuss way to hook their bike up indoors.