17T High Engagement Freewheel For Mountain And BMX Bikes 1.375 By 24TPI Threads 18.4mm Wide Body Built Tough For Crisp Engagement And Fast Gear Changes On Any Ride

17T High-Engagement Freewheel for MTB and BMX Bikes
✔️ 1.375 x 24TPI threaded, 18.4mm wide, single unit

This high-engagement freewheel is built for rugged mountain biking and BMX riding, delivering crisp gear changes and durable performance in muddy, dirty, or spray-filled conditions.

✅ Threads: 1.375 x 24TPI, 18.4mm wide body
✅ Engagement: High Engagement uses 6 pawls and 72 points
✅ Bearing: sealed cartridge bearing protects against mud, grit, and water
✅ Drive precision: machined inner driver and machined outer gear case for concentric operation
✅ Lockring: standard outer gear; Trails lockrings no longer offered
✅ Made in USA: All freewheels manufactured in the USA

💡 What is a freewheel and why does high engagement matter on mountain bikes? A handy, straightforward explanation to help you pick the right drivetrain part. - Higher pawl count speeds engagement for crisper shifts on rough trails - Sealed cartridge bearing keeps grit out for longer life - Machined inner driver and outer gear case helps rotation stay true - Made in the USA to back up durability