The happy ending kit from tiptop audio is an easy way to get everything needed to start a eurorack modular system.it includes the following:
1 x z-rails set plus screws to attach to z-ears or z-ears tabletop
1 x z-ears pair or 1 x z-ears tabletop pair
1 x µzeus 4hp psu with 2 x flying bus boards
1 x 1000ma ault power wall adapter (110vac).