Catalog in 1988
JK-1000B, JK-1000BF series guitars
Reverse headstock model JK-1000BR, JK-1000BRF, JK-4000B, V shape JK-6000, JK-6000B
JK-7000 series bass, Ferrington electric acoustic guitar and bass
Richie Sambora model KRS-1300, Mick Mars model KMM-120, KMM-125
Vivian Campbell model KVC-130, Jeff La Bar model, Kramer-Riply Stereo guitar and bass
Baretta and Pacer series guitars and Floyd Rose tremolo system.
Perhaps 1988-5 means May 1988.