Shop › 1989 Mazda RX7 Rx-7 White Keychain Matchbox Hot Wheels Matchbox Image 1 of 4 Image 2 of 4 Image 3 of 4 Image 4 of 4 1989 Mazda RX7 Rx-7 White Keychain Matchbox Hot Wheels Matchbox $22.99 Custom made 1989 Mazda RX7 White Keychain. Made from new diecast 1/64th scale cars. Add To Cart Added! Custom made 1989 Mazda RX7 White Keychain. Made from new diecast 1/64th scale cars.