HOPE Technology Green V4 Caliper Alignment Tool Piston Service Brake
V4 Caliper. This tool is used to align the caliper with the disc. E4/RX4+ Caliper. X2 Caliper. Put over the disc and alternatively tighten the M6 caliper screws. 3D printed in the UK from recycled PETG with 50% infill as per Hope guidance.