Quick view Transtar 4603, Gray 2 in 1 Primer, Aerosol Transtar Products MSRP: Now: $20.95 Was: Transtar 4603, Gray 2 in 1 Primer, Aerosol The Transtar 4603, Gray 2 in 1 Primer is designed to easily prime metal and plastic parts. The Transtar 4603, 2 in 1 Primer helps prevent rust, seals out... TRA 4603 MSRP: Now: $20.95 Was: Quick view