Old Man Mountain

Rear Fit Kit, SET125 M12x1.25

Old Man Mountain Rear Fit Kit, SET125 M12x1.25 provides the correct small parts needed to mount a compatible Old Man Mountain rear rack setup to frames using an M12x1.25 rear axle thread. It’s a straightforward way to achieve a secure, repeatable rack install with hardware selected for durability and reliable clamping—especially important when running loaded panniers or bikepacking gear.

• M12x1.25 Fit (SET125) - Intended for bikes with an M12x1.25 rear axle thread for proper rack mounting compatibility
• Complete Hardware Pack - Includes stainless nuts, frame pucks, and mounting hardware to simplify installation and replacement
• Stainless Steel Nuts - Improved corrosion resistance for wet-weather commuting, gravel, and year-round use
• Frame Pucks - Helps create a clean interface at the frame for stable, consistent rack fit
• Made in Bend, Oregon - Designed, tested, and manufactured in the USA for dependable fit and finish