Based on this product's specifications, here are some alternatives and similar models
Tripod adapter Manfrotto 319 — aluminium 100 mm to 75 mm, diameter 100 cm, weight 180 g
Summary description:
Manfrotto 319 is a tripod adapter made of aluminium that converts a 100 mm mount to 75 mm. It has a 100 cm diameter and weighs 180 g. Designed for mounting heads and accessories between different bowl sizes, it enables compatibility between 100 mm and 75 mm systems in studio and field setups.