The J370GG (J370) is a 61% J reloadable composite motor from AMW.
| Average Thrust: | 365.5610 N | 
| Certified By: | National Association of Rocketry | 
| Class: | 61% J | 
| Delays: | 1000 seconds | 
| Designation: | J370GG | 
| Diameter: | 54.0000 mm | 
| Length: | 326.0000 mm | 
| Letter: | J | 
| Manufacturer: | AMW | 
| Name: | J370 | 
| Peak Thrust: | 458.4600 N | 
| Propellant: | APCP | 
| Status: | Out-Of-Production | 
| Thrust Duration: | 2.8200 s | 
| Total Impulse: | 1030.8800 Ns | 
| Total Weight: | 1249.1000 g | 
| Type: | Reloadable | 
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