Contents  
   
Foreward, x  
   
Introduction, xi  
   
Chapter 1. MBAssociates (MBA) Founders, 1  
Robert Mainhardt, 1  
Arthur T. Biehl, PhD, 6  
   
Chapter 2. Company History, 9  
The Early Years, 10  
A Private Corporation, 14  
A Public Corporation, 19  
Less-Lethal Development, 19  
Tracor, Inc. Buys MBA, 22  
Trebor, Inc., 23  
Protection and Survival International (PSI), Inc., 26  
Other Businesses, 27  
MBA Area Map, 28  
   
Chapter 3. Finjets, 29  
Solid Propellant, 30  
Grain Fabrication, 30  
Grain Configurations, 31  
Propellant Grain Tests, 32  
Nozzle Design and Fabrication, 32  
Fuse (Igniter) Development, 34  
Case Design and Fabrication, 36  
Finjet Launchers, 43  
Finjet Variations and Notes for Collectors, 48  
   
Chapter 4. Lancejets, 51  
Anti-Mine Lancejets, 51  
Underwater Lancejets, 53  
Other Lancejets, 58  
   
Chapter 5. Javettes, 61  
Javelin Stabilized Quiet Round, 61  
Ammunition Concealment Round, 66  
Meson/Tiger’s Claw, 68  
Trebor .22 Rimfire Adapter Cartridge, 68  
TANG, 75  
   
Chapter 6. Introduction to Gyrojets, 77  
Why Gyrojets, 77  
Gyrojet Rocket Components, 80  
Igniter, 80  
Case, 81  
Nozzle, 82  
Primer, 84  
Propellant, 85  
Sealer, 86  
   
Chapter 7. Early Gyrojet Development, 87  
The First Gyrojets, 87  
.16-Caliber Gyrojets, 89  
   
Chapter 8. .25-Caliber Gyrojets, 91  
   
Chapter 9. .30-Caliber Gyrojets, 95  
.30-Caliber Gyrojets, First Type, 95  
.30-Caliber Delay-Fuse Gyrojets, 97  
Mark I Development, 99  
Long-Delay Fuse Development, 101  
Mark II Development, 102  
Short-Delay Fuse Development, 103  
Other Delay-Fuse .30-Caliber Gyrojets, 104  
SUU-13/A Canister Development, 107  
   
Chapter 10. .45- and .48-Caliber Gyrojets, 109  
.48-Caliber Gyrojets, 110  
   
Chapter 11. .50-Caliber Gyrojets, 113  
.50-Caliber K.E. (Kinetic Energy) Gyrojets, 120  
.50-Caliber High Velocity Satellite Defense Gyrojets, 122  
   
Chapter 12. .49-Caliber Gyrojets, 123  
.49-Caliber Gyrojet Rockets, 125  
.49-Caliber Gyrojet Packaging, 130  
.49-Caliber Gyrojet Pistols, 131  
First Gyrojets in Vietnam, 136  
   
Chapter 13. 13mm Gyrojet Rockets, 141  
Mark I 13mm Gyrojets: First Generation, 143  
Mark II 13mm Gyrojets: Low Cost, 145  
Mark III 13mm Gyrojets: Low Dispersion, 147  
Mark IV 13mm Gyrojets: Low Cost, Low Dispersion, 147  
1965 ARPA Field Tests, 150  
13mm Standard Gyrojet, 151  
13mm Bundy-Tube Gyrojets, 152  
13mm Wadcutter Gyrojets, 154  
13mm Two-Port Nozzles, 155  
13mm Powder-Metal Nozzles, 157  
Long-Case 13mm Gyrojets, 159  
Miscellaneous 13mm Gyrojets, 163  
13mm Gyrojet Ammunition Boxes, 166  
   
Chapter 14. 13mm Gyrojet Firearms, 169  
13mm Mark I Cased Presentation Sets, 169  
13mm Mark I Model B Transition Pistols, 178  
13mm Mark I Model B Pistols, 180  
13mm Mark I Model B Cased Presentation Sets, 182  
13mm Mark I Model B Short-Barrel Pistols, 186  
13mm “Indigenous” Pistols, 190  
13mm Gyrojet Carbines, 192  
13mm Mark I Model B Transition Carbines, 195  
13mm Mark I Model B Military Carbines, 195  
13mm Mark I Model B Sporter Carbines, 196  
   
Chapter 15. 13mm Gyrojet Flares and Launchers, 199  
Pistol-Fired 1.4-Inch Flares, 200  
Launcher-Fired 2-Inch Flares, 201  
Late-Production 2-Inch Flares, 205  
Launchers and Kits, 210  
13mm Radar Chaff Flares, 217  
   
Chapter 16. 12mm Gyrojets, 219  
12mm Gyrojet Rockets, 221  
12mm Gyrojet Ammunition Boxes, 223  
12mm Gyrojet Firearms, 225  
   
Chapter 17. Large-Caliber Gyrojets, 229  
15mm Gyrojets, 230  
20mm Gyrojets, 230  
25mm Gyrojets, 237  
30mm Gyrojets, 240  
40mm Gyrojets, 250  
   
Chapter 18. 40mm Less-Lethal, Gunpowder Powered, 253  
Conceptual Design Preliminary tests, 256  
40mm Military Stun-Bag Launchers, 257  
Production 40mm Stun-Bag Ammunition, 258  
40mm Stun-Bag Cartridge Variations, 263  
40mm Police Stun-Bag Launchers, 268  
   
Chapter 19. 37mm Less-Lethal, Gunpowder Powered, 273  
Stinger-37 Adapter, 273  
Stinger-37 Ammunition, 274  
   
Chapter 20. 12 Gauge Less-Lethal, 279  
Stinger-Stik, 279  
Stinger-12 Adapters, 281  
Stinger-12 Ammunition, 283  
Stinger-12 Ammunition Boxes, 287  
Stinger-Stik and Stinger-12 Accessories,288  
   
Chapter 21. .38 Special Short Stop Ammunition, 289  
Ballistics and Accuracy, 290  
Cartridge Variations, 291  
Short Stop Packaging, 294  
Production Ends, 295
   
Chapter 22. Gas-Powered Less-Lethal, 297  
Prowler-Fouler, 297  
Prowler-Fouler Instructions, 302  
Prowler-Fouler Cartridge Components, 303  
Prowler-Fouler Cartridges, 309  
Prowler-Fouler Kits, 311  
Westun Negotiator and Arma 100, 313  
Negotiator/Arma 100 Cartridges, 314  
Prowlette, 316  
Prowlette Cartridges, 317  
Pocket Prowlette, 318  
Less-Lethal Carrying Cases, 322  
   
Chapter 23. MBA at the Movies, 323  
“You Only Live Twice,” 323  
“The Hunter,” 326  
“Collision Course,” 326  
   
Chapter 24. Miscellaneous MBA Ordnance, 327  
Infrared (IR) and Chaff Flares, 327  
Squibs, etc., 330  
Cold Smoke Markers, 332  
AN/ALE-38 Dispenser, 332  
MBA Factory Display Boards, 333  
   
Chapter 25. Foreign “Gyrojets,” 339  
British Hale Rockets, 339  
German 9mm S-Patrone Rockets, 340  
Dutch MIRA (MiniRaket), 348  
French Rockets, 359  
Czech Rockets, 363  
   
Chapter 26. Miscellaneous Notes by Chapter, 367  
   
Appendix 1. Glossary, 385  
   
Appendix 2. MBA Patents and Trademarks, 393  
   
Appendix 3. Handgun Instructions and Components, 395  
   
Bibliography, 401  
   
Index, 403