Check the listing for details. SRAM/Avid 20mm Post-Mount Disc Brake Caliper Adapters with Stainless Hardware. Condition: New. Listed at 53.63 USD. Upgrade your cycling setup with the SRAM/Avid 20mm Post-Mount Disc Caliper to Post Mount Frame/Fork Adaptor Kit a durable and precision-engineered solution designed for seamless brake system compatibility and superior stopping power. This adaptor kit is crafted from high-quality stainless steel components, ensuring longevity and corrosion resistance in all riding conditions. Designed specifically for use with genuine Avid disc brake calipers, this adaptor enables easy conversion of 74mm calipers to 74mm post-mount frames and forks, supporting a range of rotor sizes from 160mm to 180mm for versatile performance. Whether you're customizing your mountain bike, gravel bike, or cyclocross rig, these adaptors provide reliable mounting options for optimized braking performance and improved.Upgrade your cycling setup with the SRAM/Avid 20mm Post-Mount Disc Caliper to Post Mount Frame/Fork Adaptor Kit a durable and precision-engineered solution designed for seamless brake system compatibility and superior stopping power. This adaptor kit is crafted from high-quality stainless steel components, ensuring longevity and corrosion resistance in all riding conditions. Designed specifically for use with genuine Avid disc brake calipers, this adaptor enables easy conversion of 74mm calipers to 74mm post-mount frames and forks, supporting a range of rotor sizes from 160mm to 180mm for versatile performance. Whether you're customizing your mountain bike, gravel bike, or cyclocross rig, these adaptors provide reliable mounting options for optimized braking performance and improved.