Based on this product's specifications, here are some alternatives and similar models
Detachable Pistol Grip CIPHERLAB PST-RS38 (model ARS38PSTNNN11) detachable pistol grip accessory
Summary description:
Detachable pistol grip accessory for CIPHERLAB PST-RS38 (model ARS38PSTNNN11). Designed to attach to compatible handheld devices to provide a pistol‑style handle for easier scanning, improved ergonomics and faster single‑handed operation. Suitable for retail, warehousing and logistics environments where frequent scanning is required. Simple to mount and remove as needed.