Based on this product's specifications, here are some alternatives and similar models
Extension bar 1/4" 150 mm Honiton H2150 – socket driver accessory
Summary description:
Honiton H2150 is a 1/4" (6.35 mm) drive extension bar measuring 150 mm in length. Designed as an accessory for 1/4" sockets, ratchets and T-handles, it provides extra reach for fastening and loosening bolts in recessed or hard-to-reach areas. Suitable for automotive, electrical and general mechanical tasks requiring extended access.