T' L645-GR (L645) is a 29% L reloadable composite motor from Cesaroni Technology Incorporated (CTI).
This motor uses an E-Match igniter.
| Average Thrust: | 614.2290 N | 
| Certified By: | Canadian Association of Rocketry | 
| Class: | 29% L | 
| Delays: | Plugged | 
| Designation: | L645-GR | 
| Diameter: | 75.0000 mm | 
| Igniter: | E-Match | 
| Length: | 486.0000 mm | 
| Letter: | L | 
| Manufacturer: | CTI | 
| Name: | L645 | 
| Peak Thrust: | 764.9700 N | 
| Propellant: | APCP | 
| Status: | In-Production | 
| Thrust Duration: | 5.3900 s | 
| Total Impulse: | 3310.6941 Ns | 
| Total Weight: | 3751.8000 g | 
| Type: | Reloadable | 
![]()  | 
              ![]()  |