A solid metal or plastic block with a threaded hole in the center which is used to tighten or adjust the Hood Latch Support. Alternator Nut. Back Glass Wiper Arm Nut. Power Brake Booster Nut. Alternator. Back Glass Wiper Arm. Brake line fastener. Connector fastener. Cover. Hood Latch Support. Lock Support. Power Brake Booster. Retainer. Included with: Part is included with Alternator.