Stainless Steel Urethral Spreader CBT Chastity Cage

Struggling to find a chastity device that delivers both precision control and intense sensation? This stainless steel urethral spreader offers advanced practitioners complete command over denial and sensory play through adjustable spreaders and three interchangeable ring sizes.

What it is

The Stainless Steel Urethral Spreader CBT Chastity Cage is a precision-engineered device built for experienced BDSM users who want total control over chastity and sensory denial. Crafted from surgical-grade stainless steel, it combines durability with hygiene and a smooth, body-safe surface. The dual urethral spreaders allow you to adjust intensity with exact control, while the polished finish delivers the cold, psychological impact that deepens submission.

What sets this device apart is its adjustable spreader mechanism—rare in chastity equipment—and the three interchangeable ball ring sizes for a truly customized fit. Unlike simpler cages, this one gives you real sensory manipulation options. See the full BDSM Australia range of Female Chastity Devices to compare control options across gender presentations.

Key features

• Adjustable urethral spreaders: Dual arms expand to 0.9 inches maximum width for precise sensory control and psychological impact.
• Medical-grade stainless steel: Hypoallergenic, body-safe, and designed to withstand extended wear and intensive cleaning.
• Three interchangeable ring sizes: Ensures a secure, comfortable fit customized to individual anatomy.
• Manual operation: Complete user control with no batteries or electronics—adjustments happen in real time during scenes.
• Quick-release safety mechanism: Allows immediate disengagement if needed, prioritizing the wearer's safety during intense play.

Specifications

• Total length: 3.75 inches
• Base ring diameter: 1.95 inches
• Shaft ring diameter: 1.25 inches
• Spreader insertable length: 1 inch
• Maximum spreader width: 0.9 inches
• Material: 100% surgical-grade stainless steel, polished finish
• Power: Manual operation—no batteries required
• Box contents: Chastity cage, three ball rings, detailed instructions, storage bag

How to use a male chastity

Begin by selecting the ball ring size that fits comfortably around the base of your testicles. Apply water-based lubricant generously to the spreader arms and the urethral opening. Carefully insert your penis into the cage and position your testicles through the selected ball ring. Gently align the dual spreader arms with the urethral opening, then slowly adjust them to your desired intensity level. Secure the base ring to hold the cage in place, ensuring no pinching occurs.

During wear, monitor comfort regularly and adjust spreader intensity as needed. Start with shorter sessions to acclimate to the sensation, then gradually extend duration as tolerance builds. The device responds well to temperature play—some users enjoy the psychological impact of cooling the stainless steel before wear. Explore integration with Male Dolls for enhanced sensory deprivation or roleplay scenarios. Always maintain clear communication with any partner and establish a safe word before beginning.

Care and storage

Clean the device thoroughly with medical-grade toy cleaner after each use, paying close attention to the spreader mechanism and interior surfaces. For deep sanitation, submerge in boiling water for five minutes or use a specialized stainless steel sterilizer. Dry completely with a soft cloth before storage. Inspect all components for damage before and after use. Store in the included bag in a cool, dry place away from moisture.

Learn more

Understanding how chastity devices work—psychologically and physically—helps you get the most from your experience. Read more about the mechanics and mindset behind male chastity in Whats A Chastity Device. This knowledge deepens both solo exploration and partnered power exchange.

Mistress Athena's training notes

By Mistress Athena — professional dominant and kink educator, sole instructor behind BDSM Australia's library of training videos. Read her full bio →

This device has become one of my most effective tools for breaking down masculine resistance. The cold stainless steel alone triggers immediate psychological surrender, but the adjustable spreaders elevate the experience into something far more complex. I watch my submissives tremble as I make minute adjustments, controlling every sensation and denying them the ability to predict what comes next. The precision engineering allows me to create layered experiences—starting gentle, then escalating with calculated pressure.

What I observe consistently is how the spreader mechanism bypasses physical tolerance and hits the psychological core. Submissives who think they're mentally strong often crumble when I demonstrate complete control over their most vulnerable anatomy. The cage becomes an extension of my will, transforming denial into a form of intimate domination. Each adjustment is a conversation without words—I lead, they follow.

Timing matters intensely with this device. I never introduce it without extensive negotiation and testing of ring sizes beforehand. The best scenes involve controlled progression rather than shock. Temperature play amplifies the psychological impact dramatically—warming the steel before insertion creates anticipation, cooling it afterward deepens the submission response. My submissives report that the urethral spreaders create a unique sensory signature they cannot forget, which serves the long-term psychological conditioning I'm building.

See this and similar tools in action across my 300+ training videos on the BDSM Australia channel.

How it compares

Why you'll reach for it

Discover the difference precision engineering makes in your power exchange. This device delivers the control and psychological impact that separates serious practitioners from casual users. The adjustable spreaders give you options that standard cages simply cannot match, and the medical-grade stainless steel ensures safety and durability through years of intense use. When you're ready for a chastity experience that responds to your exact demands, shop at BDSM Australia and invest in equipment built for real control. Australia's BDSM Specialists for Over 15 Years.