Replacement brake calipers: direct replacement for factory brake calipers, well matched to your motorcycle model Complete assembly for immediate use: includes pre-installed brake pads so no additional assembly is required - just install and drive Good materials: rear brake caliper made of high quality aluminium alloy material, durable and high temperature resistant Brake caliper design: heavy rear caliper design, stable performance and high reliability Easy to install: motorcycle brake caliper rear very suitable for your original motorcycle. Suitable for motorcycles with 100-125CC engine