Wholegrain Cycles

Replacement Jack Rack Spacers, 31.8mm - Pair

The Wholegrain Cycles Replacement Jack Rack Spacers keep your Jack the Bike Rack setup secure, dialed, and ready for the next ride. Designed for 31.8mm handlebars, this pair of precision-fit spacers replaces worn or lost parts so your rack sits perfectly stable on every commute or adventure. Whether you’re daily commuting or bikepacking off the grid, these small but essential components ensure your load stays steady and your ride stays smooth.

• Perfect fit for 31.8mm handlebars—maintains proper rack alignment and grip
• Reliable replacement parts for the proven Jack the Bike Rack system
• Durable construction built for everyday rides and long-haul adventures
• Sold as a pair—everything needed to refresh your rack’s mounting setup

Keep your gear secure and your setup performing like new with the Wholegrain Cycles Replacement Jack Rack Spacers—a small upgrade that makes a big difference on the ride.