r3pro Caliper Alignment Tool for Hope V4 / GR4 Brakes

Align Your Hope V4 / GR4 Caliper Perfectly — Every Time Designed and registered in the UK, the r3pro Caliper Alignment Tool takes the guesswork out of brake setup — precision-engineered for riders who demand consistent, rub-free performance from their Hope brakes. Misaligned calipers cause brake rub, uneven pad wear, and lost power. This tool slots cleanly between your pistons and rotor, holding the caliper in the exact position needed to torque your bolts with confidence — no fiddling, no frustration. Compatible Calipers Hope V4 / GR4 Rotor Thickness 2.3 - 3.3mm Important Notes Pistons must be fully pushed back and caliper bolts loosened before use. Please refer to the Hope service manual for guidance. Tool Bundle Option Select the Tool Bundle variant to add a matching r3pro Piston Release Tool and Bleed Block Spacer Tool — everything you need for a full Hope brake service in one order, at a saving versus buying separately. Certificate of Registration for a UK Design — Design number: 6343178