
| 121 | PGR21121 | Driving Stem | 
| 122 | PGR21122 | Top set spindle | 
| 281 | PGR21281 | Ring for 12 connecting rod pin | 
| Schematic # | Part# | Description | 
| 
 | 
 | 
 | 
| 21 | PGR21021 | M5 elbow tube | 
| 123 | PGR21123 | Screw for part #304 | 
| 128 | PGR21128 | Screw for holding part #267 | 
| 265 | PGR21265 | Pneumatic safety cylinder | 
| 267 | PGR21267 | End of race | 
| 275 | PGR21275 | Part for holding ring guard | 
| 276 | PGR21276 | Nut for holding part | 
| 278 | PGR21278 | Screw attaching ring guard | 
| 304 | PGR21304 | Part for holding cylinder | 
| 306 | PGR21306 | Ring guard | 
16
