Ikelite Sync Cord TTL Extension 0.3m / 1ft Canon EOS RP Two fibre optic ports are

Two fibre optic ports are built into the front of the housing provide an attachment point for fibre optic cords from most major manufacturers

Ikelite 71017 200DL Housing for Nikon D7500 DSLR Camera

Replacement aluminum top mount with 1/4-20 threaded attachment point

with the key difference being its removable 52 mm thread

Aquatica Lubricant for O-rings

Ikelite Sync Cord TTL Extension 0.3m / 1ft Canon EOS RP Two fibre optic ports areIkelite Extension Cord 1 Foot 0. 3 Meters This non coiled 1 ft (30. 5 cm) extension cord is designed with an Ikelite style bulkhead on one end and an Ikelite style strobe plug on the other. It allows you to position your strobe farther from your housing than a standard coiled cord would accommodate, providing added flexibility in your underwater setup. Key Features 1 ft (30. 5 cm) long extension cord, non coiled for flexibility. Ikelite style bulkhead