Large suction cup base from Doc Johnson that secures Vac-U-Lock attachments to smooth surfaces for hands-free play
Key Features:
Universal compatibility with Vac-U-Lock attachments
High-grade silicone construction for durability
Powerful suction mechanism for secure mounting
Enables hands-free sexual experiences
Transforms any smooth surface into play area
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Hands-free play demands a mount you can trust. The Vac-U-Lock Suction Cup Large locks your attachment firmly to any smooth surface, freeing both your hands to focus on sensation and control without compromise.
The Vac-U-Lock Suction Cup Large is a heavy-duty mounting base engineered for stability and versatility. Its 5.5-inch diameter cup creates a powerful vacuum seal on smooth surfaces, allowing you to attach compatible dildos and attachments hands-free. The body-safe silicone construction resists bacteria and cleans easily, while the integrated pull tab lets you reposition or remove the cup without surface damage or residue.
What sets this base apart is its universal Vac-U-Lock compatibility and mechanical reliability. No batteries, no electronics—just a physics-backed grip that holds firm through varied angles and intensities. See the full BDSM Australia range of Strap-On-Me to explore compatible attachments designed to work seamlessly with this mounting system.
Start with a clean, dry, smooth surface—bathroom tile, glass shower wall, or mirror work best. Press the suction cup firmly onto the surface and twist slightly to create a tight vacuum seal. Attach your chosen Vac-U-Lock dildo or accessory to the mounting plug on top, ensuring it sits flush and secure. Test stability by gently tugging before beginning play, and adjust positioning if needed.
Once mounted, you're free to move at your own pace and angle. Experiment with vertical and horizontal surfaces to vary sensation and depth. The Strap On Dildos collection offers compatible options in different sizes, textures, and materials to suit your preference. When finished, use the integrated pull tab to release the suction cup cleanly, then remove and clean your attachment thoroughly.
Wash the suction cup and any attached toys with warm water and mild soap immediately after use. Dry thoroughly with a soft cloth before storing. Keep in a cool, dry place away from direct sunlight and heat. Avoid silicone-based lubricants, which can degrade the material over time. Store separately from other toys to prevent dust accumulation.
Understanding how to choose and care for mounting systems enhances your play experience. Read more about innovative approaches to adult toys and accessories in Insights From Evolved On Innovative Adult Toys. This resource covers material safety, maintenance, and how different mounting solutions fit into varied play scenarios.
The Vac-U-Lock Suction Cup Large has become indispensable in my practice. Its rock-solid grip transforms any scene space into a controlled arena where my submissive has nowhere to hide. Positioning it at varying heights and angles allows me to dictate exactly how vulnerable they become, stripping away their sense of control entirely.
What I appreciate most is the psychological edge it provides. My submissive knows the attachment won't slip or fail—their only option is to surrender to what I've chosen for them. The pull tab means I can reposition quickly between scenes, keeping them perpetually uncertain about what comes next.
Hands-free mounting frees me to administer impact, restraint, or sensory play while they remain fixed in place. Watching them struggle against the suction's grip, unable to escape, never grows old. Different Vac-U-Lock attachments let me escalate intensity or switch techniques without breaking scene momentum.
See this and similar tools in action across my 300+ training videos on the BDSM Australia channel.
| Feature | Vac-U-Lock Suction Cup Large | Standard Suction Cups | Harness-Based Mounting |
|---|---|---|---|
| Hands-free play | Yes, completely | Yes, but less stable | Requires wearing harness |
| Stability on smooth surfaces | Excellent 5.5-inch base | Moderate, smaller diameter | N/A—body-mounted |
| Attachment compatibility | Universal Vac-U-Lock range | Brand-specific only | Harness-specific attachments |
| Setup and removal | Quick with pull tab | Can be stubborn | More time to put on/take off |
Shop at BDSM Australia for the Vac-U-Lock Suction Cup Large when you want total freedom during hands-free play. Its powerful suction and universal compatibility make it the anchor point for endless attachment options. Whether you're exploring new angles, extending scenes, or simply wanting both hands free to focus on sensation, this cup delivers reliable, no-compromise mounting every time. Service That Keeps Customers Coming Back.
BDSM Australia ships with Australia Post. We ship from Sydney.
All in-stock orders placed before 12pm AEST (Sydney Time) on business days are generally processed on the same day. Packages are usually received 1-6 business days after shipping, but may subject to any postage carrier related delays beyond our control.
Free standard shipping on orders shipped within Australia above $200. For orders below $200 standard shipping within Australia is $12.95 and will be added at checkout.
Orders addressed to P.O box, G.P.O box or Parcel Collect will be handled by Australia Post. Extra time should be allocated for these orders.
Shipping Transit Times (Including Free Shipping)
Shipping time refers to the estimated time that it will take to deliver your order after it’s ready to ship (Please note this does not include time to process your order). Shipping time does not commence after your order is put through but begins the moment your order has been processed and is ready to dispatch via the our freight carrier..
1. Major City & Metro Areas (within Australia)
All in stock orders are generally processed on the same day the order was placed on business days for orders received before 12pm. Generally, orders are processed and shipped the same day or next business day.
Orders are typically received 1-6 business days after shipping. For larger packages please allow an extra 1-2 business days for delivery.
If no one is available at your delivery address to accept your order a second delivery may be scheduled or you will be notified that your order can be collected from the nearest depot location.
2. Rural Areas (within Australia)
All orders are generally processed on the same day the order was placed on business days before 12pm.
Generally, orders are processed and shipped the same day or next Business day.
Packages below 2kg are usually received 3-6 business days after shipping. For larger packages please allow an extra 1-2 business days for delivery.
If no one is available at your delivery address to accept your order a second delivery may be scheduled or you will be notified that your order can be collected from the local Australia Post depot.
International Shipping
The price for international shipping is AU$12.95 for orders equal to or below 0.399kg (399grams), and AU$22.95 for orders with a total weight equal to or above 0.4kg (400 grams).
All in-stock orders placed before 12pm AEST (Sydney Time) on business days are generally processed on the same day. Packages are usually received 6-30 business days after shipping.
If no one is available at your delivery address to accept your order a second delivery may be scheduled or you will be notified that your order can be collected from your nearest delivery depot.
Please note in regards to all orders
– These expected delivery dates/times are based on carrier shipping practices, your destination, and the items in your order.
– Expected delivery dates are estimates. Orders can be delayed due to fraud verification or the time of the order being placed. Items that are not regularly stocked cannot be held to the expected delivery dates.
– Orders may be delivered in separate shipments.
– The order cut off times are based on normal Business Hours and exclude weekends and Holidays: Monday – Friday 12 pm
– When your order ships you will receive an email from us with a link to track your order. If you receive your tracking number before 6 pm (AEST) it may not be updated on the Carrier’s website until that evening.
Due to large amounts of online credit card fraud, all orders are subject to approval by our payment verification department. We will notify you by phone or email should your order be delayed.
We have a 14 day return policy, which means you have 14 days after receiving your item to request a refund for any defective products.
Returns and exchanges are only available for faulty items, goods not as described, or in some instances, for incorrect sizing.
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Refunds
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