Metz AA Battery Holder for Mecablitz 45CT-1, 45CL-1, 45CT-4, 45CL-4, 45CT-5 Electronic Flash : Electronics - Amazon.com
Metz 45 CL-1 Handle Mount Flash [GN148] {Bounce, Swivel} at KEH Camera
standard rechargable battery pack holder for Metz 45 CT-1 - YouTube
MM Dedicated Module (Connection Cable) – to Power Metz 45CL-1/3/4, 45CT-1/3/4/5 or Hasselblad 4504 Flashes with Battery 2 Battery Pack – Quantum Instruments