Bicycle Piston Gasket Pad Thick Plastic 5-pack Road Bike Anti Air Clip Gasket Mountain Bike Bicycle Disc Brake Pads Description: Product name: RISK oil change piston pad (thick) Brand: RISK/RISK Item number: Type A: RL233-1: Piston Oil Change Pad-2 Pistons Type B: RL233-2: Piston oil change pad - 4 pistons weight: Type A: 5.4g/piece (manual measurement) Type B: 6.2g/piece (manual measurement) size: Section A: length*width*thickness=2.9*2.5*1cm (see size chart for details) Type B: length*width*thickness=3.5*2.35*1 cm (see size chart for details) Specifications: Model: Bicycle Bicycle Disc Brake Pads Component: Pad Material: Plastic Name: Bicycle hydraulic brake pads Braking system: Hydraulic disc brakes (hydraulic brake pads) Product name: RISK oil change piston pad (thick) Use: Road Bike/Mountain Bike Type: Bicycle Disc Brake Pads Package Included: 5-pack