Size options: 10*100, 12*125, 16*160, 18*200 Material: Nylon body + steel hub Benefits - Durable and reliable: nylon body with a steel hub for strong performance in demanding use. - Easy, tool-free installation: can be installed or disassembled with one hand, no extra tools needed, saving time. - Flexible sizing: choose a listed size or request a custom size by providing your thread size. How it helps - Lightweight yet sturdy for long service life in various equipment. - Keeps alignment and rotation smooth, with reduced maintenance downtime. - Works with a range of threaded connections; customization ensures a precise fit. Use scenarios - Quick replacement on light machinery, garden tools, or equipment that uses a nylon body with a steel hub. - On-site maintenance where fast, one-handed installation minimizes downtime. - Projects requiring a non-standard thread size, via custom sizing by supplying your thread specification.