Brake pads compatible with Baja, Monster Moto, & Motovox mini bikes. Used on many generic Chinese gas & electric scooters. 1-1/8″ x 3/4″ approximate size. Flat top. Set of 2. NOT compatible with YK2 FLAME brake disc calipers (too wide to fit). Set of two disc brake pads for gas powered mini bikes as well as electric & gas recreational scooters Each pad measures approximately 1-1/8″ x 3/4″ Set of two disc brake pads for gas powered mini bikes as well as electric gas recreational scooters. Each pad measures approximately 1-1/8″ x 3/4″. This is the most common type of brake pad used on scooters with disc brakes. This is the brake pads used on our popular Brake Caliper with Right Arm for Scooters Mini Bikes.