The Extreme Bondage Series is engineered for advanced users who demand maximum control, durability, and long-term comfort.
Crafted from premium 316 stainless steel and finished with a smooth, hand-polished surface, these devices provide exceptional strength, hygiene, and corrosion resistance.

Available in four unique styles — A, B, C, and D — the series offers a complete range of locking systems, internal tube options, and cage measurements.
Each model features a robust stainless steel anti-erection column and a removable silicone catheter, allowing you to tailor both intensity and functionality to your preference.

Choose between screw-lock or Magic Lock mechanisms, and select a cage with or without an internal tube for added restriction.
All sizing details, cage measurements, and ring options (40 mm / 45 mm / 50 mm) are displayed clearly in the product photos.

Every set is shipped discreetly in plain, unmarked packaging for complete privacy.

This series delivers uncompromising security with customizable restraint for experienced users seeking total control.

⭐ Style Breakdown

Style A — Screw Lock, No Internal Tube

• Cage inner diameter: 35 mm

• Anti-erection column: 20 mm × 36 mm

• Catheter length: 145 mm

• Included: cage, ring, stainless steel column, silicone catheter, screw, wrench

Style B — Screw Lock, With Internal Tube

• Cage inner diameter: 35 mm

• Internal tube diameter: 29 mm

• Anti-erection column: 20 mm × 36 mm

• Catheter length: 145 mm

• Included: cage, ring, stainless steel column, silicone catheter, screw, wrench

Style C — Magic Lock, No Internal Tube

• Cage inner diameter: 33 mm or 35 mm

• Anti-erection column: 20 mm × 36 mm

• Catheter length: 145 mm

• Included: cage, ring, stainless steel column, silicone catheter, Magic Lock, 2 keys

Style D — Magic Lock, With Internal Tube

• Cage inner diameter: 35 mm

• Internal tube diameter: 29 mm

• Anti-erection column: 20 mm × 36 mm

• Catheter length: 145 mm

• Included: cage, ring, stainless steel column, silicone catheter, Magic Lock, 2 keys

⭐ General Specifications

• Material: 316 stainless steel

• Catheter: silicone (removable)

• Ring sizes: 40 mm / 45 mm / 50 mm

• Net weight: approx. 180–200 g

• Surface: smooth polished finish

• Design options: screw-lock or Magic Lock

• Tube options: with or without internal tube

⭐ Key Features

• Premium 316 stainless steel construction

• Four unique styles for full customization

• Screw-lock or Magic Lock mechanisms

• Optional internal tube for added restriction

• Anti-erection column included in all models

• Removable silicone catheter

• Strong, hygienic, corrosion-resistant

• Secure and ergonomic fit

• Shipped discreetly in plain packaging

⭐ Style Comparison Table

⭐ Choosing the Right Style

• Style A — Screw lock, no internal tube. Classic, simple, secure.

• Style B — Screw lock with internal tube. Maximum internal restriction.

• Style C — Magic Lock, no tube. Sleek, fast locking, minimal profile.

• Style D — Magic Lock with internal tube. Highest level of control.

Choose the configuration that matches your preferred lock type and level of restriction.