The 848J520-16A (J520) is a 32% J 38mm 6-grain extended length reloadable composite sparky motor from Cesaroni Technology Incorporated (CTI).
This motor uses an E-Match igniter.
This reload fits a Pro38-6GXL motor case.
CTI's Skidmark propellant produces a yellow flame, black smoke, and yellow sparks. Like other "sparky" motors, it is also loud.
| Average Thrust: | 482.7630 N | 
| Casing: | Pro38-6GXL | 
| Certified By: | Tripoli Rocketry Association | 
| Class: | 32% J | 
| Delays: | 7,9,11,13,16 seconds (variable) | 
| Designation: | 848J520-16A | 
| Diameter: | 38.0000 mm | 
| Formula: | Skidmark | 
| Igniter: | E-Match | 
| Length: | 500.0000 mm | 
| Letter: | J | 
| Manufacturer: | CTI | 
| Name: | J520 | 
| Peak Thrust: | 658.7010 N | 
| Propellant: | APCP | 
| Status: | In-Production | 
| Thrust Duration: | 1.7600 s | 
| Total Impulse: | 847.7320 Ns | 
| Total Weight: | 850.0000 g | 
| Type: | Reloadable | 
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