Rear Ripper (Optional) The lifting height and digging depth of ripper are adjusted through the hydraulic oil cylinder (1). The tooth tip cuts into the ground by using of the load produced by the self-weight of ripper, so the rear ripper can conduct difficult digging operations that common ripper cannot operate. Two kinds of teeth tips are used respectively to: short teeth suits to heavy load digging and long teeth suits to common operation. 1. Ripper Oil Cylinder 2. Pin 3. Support 4. Split Pin 5. Digger 6. Teeth Tip 20-129