The M1730SK (M1730) is a 57% M reloadable composite sparky motor from AMW.
| Average Thrust: | 1,737.4100 N | 
| Certified By: | National Association of Rocketry | 
| Class: | 57% M | 
| Delays: | 1000 seconds | 
| Designation: | M1730SK | 
| Diameter: | 98.0000 mm | 
| Length: | 870.0000 mm | 
| Letter: | M | 
| Manufacturer: | AMW | 
| Name: | M1730 | 
| Peak Thrust: | 2,679.4200 N | 
| Propellant: | APCP | 
| Status: | Out-Of-Production | 
| Thrust Duration: | 4.6400 s | 
| Total Impulse: | 8061.6000 Ns | 
| Total Weight: | 9871.8000 g | 
| Type: | Reloadable | 
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