MT-RSR | 9383 | Rubber Pressure Ring | 4.5" Wheel Balancer Cup Replacement Description: Need a dependable replacement rubber pressure ring for your 4.5" wheel balancer pressure cup? The MT-RSR 9383 rubber ring offers a precise fit and reliable performance, crucial for maintaining the smooth operation of your wheel balancing equipment. This high-quality rubber ring ensures a tight seal and consistent pressure, helping you achieve accurate wheel balancing every time. Key Features: Exact Fit: Precision-engineered to fit 4.5" wheel balancer pressure cups, providing a secure and airtight seal. Durable Rubber Construction: Made from high-quality, long-lasting rubber for extended performance and reliability under pressure. Enhanced Stability: Ensures a secure and stable grip on the pressure cup, minimizing slippage and maximizing accuracy. Balancer Compatibility: Compatible with 10058 balancer cups and other similar models, making it a versatile replacement part. Compatibility: WB806 Wheel Balancer HW190 008 005 Wheel Balancer 190 008 005 Wheel Balancer