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Brake force starts with air pressure, and the MGM Brakes Air Brake Chamber changes that pressure into pushrod movement at the foundation brake. The Series MJS2424ET model gives the brake end a 3.00-inch stroke, which is a key service detail when chamber travel and brake setup are being checked. This chamber works through repeated stop cycles, helping the brake mechanism apply force as air enters the unit. On vehicles that see delivery routes, yard moves, or frequent starts and stops, chamber response has to stay smooth through daily use. The MGM Brakes MJS2424ET051 gives the brake assembly the stroke specification needed for measured air-powered actuation.
| Breather Tube | Breather Tube |
| Chamber Type | Piston Brake |
| Diaphragm Diameter | Rubber IN |
| Mounting Bolt Length | 1.500 IN |
| Mounting Bolt Thread | 5/8-11 |
| Port Size | 3/8-18 NPTF |
| Spring Size | 24 |
| Service Size | 24 |
| Stroke | 3.00 IN |
| UNIT | Aftermarket |
| Diaphragm | Rubber |
| Rod Diameter | 5/8 |
| Push Rod Length - no yoke | 8.00 |
| Country of Origin (Primary) | US |
| 2 | |
| VMRS Code | 013004000 |
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