Stainless Steel Adjustable Expansion Ring Device – Large Size, Detachable Design

This large-size adjustable expansion ring device is crafted for users who seek solid structure, smooth performance, and dependable control. Built with premium stainless steel, it provides exceptional durability and resistance to corrosion, while maintaining a sleek, polished surface that is easy to clean and maintain.

The device uses a wire-bent rod structure, offering steady, balanced tension during adjustment. Its detachable, screw-lock design allows for quick assembly and disassembly, making it convenient for storage, transport, and on-the-go use. Whether used for training, controlled stretching sessions, professional scenarios, or accessory collection, it delivers stable performance and precise adjustability.

Key Features

✔ Large Inner Diameter — 110 mm

Designed to offer a wider capacity for users who need greater expansion range or advanced-level training tools.

✔ High-Grade Stainless Steel

Sturdy, smooth, and built for long-term reliability. The metal finish is resistant to rust, easy to sanitize, and maintains structural integrity under tension.

✔ Balanced Wire-Rod Structure

Multiple upright steel rods provide even spacing and uniform expansion, enhancing safety and stability during use.

✔ Detachable & Easy to Carry

Featuring screw-type fasteners, the device can be assembled or taken apart within minutes. Perfect for discreet transport and compact storage.

✔ Multi-Purpose Accessory

Suitable for stretching, training, controlled widening exercises, professional displays, or as part of a BDSM gear collection.

Specifications

• Inner Diameter: 110 mm

• Weight: ~330.5 g

• Rod Height & Overall Dimensions: See reference image for detailed measurements

• Material: Stainless Steel

• Design: Wire-bent rod expansion structure with adjustable screws