The front cover reads: "Imperial Armed Forces Vehicle Guide, Altair Sub-Sector: Set Number Five, Grav"
From Introduction:
This vehicle guide contains grav vehicles designed for use with the Traveller and Striker science fiction gaming systems. However, the specifications are comprehensive enough that conversion to other systems should cause no problems.
M-709 60 ton medium main battle tank
M-710 93 ton main battle tank
M-735 66 ton self-propelled multiple rocket launch system
M-745 90 ton armored personnel carrier (3 variants)
M-747 30 ton armored recon/scout vehicle (2 variants)
M-748 30 ton tactical control vehicle
M-757 96 ton armored general purpose cargo vehicle
M-780 61 ton combat engineering vehicle
M-785 89 ton self-propelled quad air defense platform (2 variants)
M-786 90 ton self-propelled air defense/artillery multiple rocket launch system
M-789 90 ton command, control, and communications armored personnel carrier
M-796 92 ton self-propelled artillery vehicle