Meritor KIT-225271 or KIT225271 is a genuine adjuster plug for Meritor EX air disc brakes. The plug includes its ring, which is pressed into the housing, so the two arrive together as one kit. Meritor lists the brake detail as EX225L247-256 and 261+, so match your caliper build to that range before you order. It falls under Meritor’s adjuster parts hardware type in the caliper kits group. This is a genuine Meritor part from Pro Gear and Transmission. Call us to confirm proper fit for your application.FeaturesAdjuster plug that includes a ring pressed into the housingBrake family: EXBrake detail: EX225L247-256 and 261+Hardware type: Adjuster parts, caliper kits groupGenuine Meritor OEM partTech SpecsBrake Family: EXNotes: Adjuster plug includes ring that is pressed into housingBrake Detail: EX225L247-256 and 261+