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Vac-U-Lock Code Black 6 Inch Raging Hard-Ons Dong - Strap On Sextoys
Vac-U-Lock Code Black 6 Inch Raging Hard-Ons Dong - Strap On Sextoys

Vac-U-Lock Code Black 6 Inch Raging Hard-Ons Dong

$24.99
$24.99

6 inch Vac-U-Lock compatible dong from Doc Johnson with realistic texture and harness attachment system

Key Features:

Premium silicone realistic dildo with spiral texture

Vac-U-Lock system for multiple attachment options

5.9-inch length for deep penetration

Body-safe black design for intense play

Compatible with harnesses and sex machines

Vendor: Doc Johnson
SKU: STR-190-NOATTRIBUTES-SHOP-NONE-43020
Availability: Out Of Stock
Product type: Strap On Sextoys
Please hurry! Only 0 left in stock

Strap-on play demands a realistic, textured partner that won't slip or disappoint. The Vac-U-Lock Code Black 6 inch Raging Hard-Ons Dong delivers serious girth and spiral texture, locking securely into harnesses for hands-free control and intense, reliable sensation.

At a glance
  • Length: 5.9 inches with 1.5-inch diameter
  • Material: Medical-grade silicone, body-safe and hypoallergenic
  • System: Vac-U-Lock compatible for harness and machine attachment
  • Texture: Spiral shaft for enhanced internal stimulation
  • Waterproof: Yes, suitable for shower and bath play
🚚 Plain, discreet packaging🔒 Discreet billing↩︎ Hygiene-conscious returns policy

What it is

The Vac-U-Lock Code Black 6 inch Raging Hard-Ons Dong is a realistic dildo engineered for serious harness play. Doc Johnson crafted this from medical-grade silicone with a spiraled shaft that creates genuine friction and sensation during penetration. Its 5.9-inch length and substantial 1.5-inch diameter deliver fullness and impact without being unwieldy. The black finish looks bold and commanding.

What sets this dong apart is its Vac-U-Lock base—a universal attachment system that locks into compatible harnesses, machines, and suction mounts. This means no slipping, no fumbling, and complete hands-free control during scenes. See the full BDSM Australia range of Strap-On-Me products to explore harnesses and mounting options that pair with this dong.

Key features

  • Spiral texture: Ridge-by-ridge internal stimulation that builds sensation with every stroke.
  • Vac-U-Lock base: Universal locking system for secure, slip-free attachment to harnesses and machines.
  • Medical-grade silicone: Body-safe, phthalate-free, and hypoallergenic for worry-free play.
  • Realistic proportions: 5.9 inches long, 1.5-inch diameter—substantial without being intimidating for most users.
  • Waterproof design: Fully submersible and compatible with water-based lubricants for versatile play environments.

Specifications

  • Total length: 5.9 inches; insertable depth varies with harness type
  • Diameter: 1.5 inches at widest point
  • Material: 100% medical-grade silicone, non-porous and non-phthalate
  • Base: Vac-U-Lock compatible connector; fits all standard Vac-U-Lock harnesses and mounts
  • Waterproof: Fully waterproof; safe for water-based lubricants only
  • Box contents: Dong, storage bag, Vac-U-Lock compatibility guide

How to use a strap on sextoy

Start by choosing your Vac-U-Lock harness and checking the fit. Apply generous water-based lubricant to both the dong and the receiving partner's opening. Insert the dong's base firmly into the harness until you hear or feel the lock click—this ensures it won't slip during use. Begin slowly, allowing the spiral texture to work. Communicate throughout, adjusting depth and rhythm based on feedback.

For power exchange scenes, the hands-free nature of this system lets you focus entirely on control and sensation. Experiment with different positions to find angles that maximize the spiral texture's impact. Many users discover that combining this dong with restraints intensifies the psychological dynamic. Explore the Adam & Eve Sextoys collection for complementary accessories that enhance strap-on play.

Always use water-based lubricant with medical-grade silicone, apply it generously, and start slowly to allow the receiving partner's body to adjust to the dong's girth and texture. Safety first. This information is general in nature only and is not medical or professional advice; it does not account for your individual circumstances. Discontinue use immediately if you experience pain, numbness, discolouration, irritation or discomfort, and seek advice from a qualified medical professional if you have a relevant health condition or if symptoms persist.

Care and storage

Wash the dong thoroughly with warm water and mild antibacterial soap before and after each use. Rinse completely and pat dry with a clean cloth. Store it in the provided bag away from direct sunlight and extreme heat. Never use silicone-based lubricants, as they degrade the material. Keep it separate from other toys to prevent staining.

Learn more

Understanding harness fit and attachment systems transforms your strap-on experience from functional to genuinely pleasurable. The Vac-U-Lock system removes friction from the technical side, letting you focus on sensation and connection. For ideas on creating memorable intimate moments, read A Spotlight On The Best Sydney Spots For Valentines Day.

Mistress Athena's training notes

This dong's black finish and imposing proportions command immediate psychological respect. I watch submissives process the visual alone before sensation even begins. The spiral texture becomes my instrument—each ridge a deliberate message of control. Mounted securely via Vac-U-Lock, I can focus entirely on reading my submissive's threshold, deepening penetration only when I observe genuine acceptance.

Precision matters here. I introduce the dong gradually, pausing at points of resistance to allow psychological integration. The spirals work differently on different submissives—some require slow, deliberate strokes; others respond to sustained pressure. Combining this with sensory deprivation amplifies submission; the texture becomes all they can perceive.

What I value most is the system's reliability. No slipping, no interruption to scene flow. My submissives learn quickly that the Vac-U-Lock base means I am completely in control, that escape or negotiation mid-scene isn't an option. This certainty deepens their surrender and sharpens their focus on obedience.

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

How it compares

Feature Vac-U-Lock Code Black 6 inch Raging Hard-Ons Dong Standard silicone dildo (non-locking) Inflatable strap-on dong
Attachment security Vac-U-Lock locks firmly; zero slip Relies on harness friction; can shift Locking base; less rigid control
Internal texture Spiral ridges throughout shaft Smooth or minimal texture Minimal texture; inflatable reduces sensation
Harness compatibility All Vac-U-Lock harnesses only Any standard dildo harness Dedicated inflatable harnesses
Control during scenes Hands-free, no repositioning needed Requires periodic adjustment Good control but less rigid feedback

Why you'll reach for it

Order the Vac-U-Lock Code Black 6 inch Raging Hard-Ons Dong when you're ready for serious, no-compromise strap-on play at BDSM Australia. The spiral texture delivers real sensation, the Vac-U-Lock base ensures absolute control, and the medical-grade silicone guarantees safety and durability. This dong rewards experienced players and transforms scenes into focused, intense exchanges of power and sensation. Buy Genuine BDSM Brands with Confidence.

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.

Due to health and safety regulations, sex-toy.com.au cannot resell any returned or exchanged products.

This policy is in place to prioritise your well-being and ensure that you receive the highest standard of hygiene and quality in all products.

To be eligible for a refund, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging.

You’ll also need the receipt or proof of purchase. We do not issue refunds for change of mind or incorrect choice.

Under Australian Consumer Law, we are not obliged to accept returns for “incorrect choice” or “change of mind” so please choose your products carefully. 

Any freight and insurance costs to return the item to us are at your expense. This includes the liability for any lost freight – send via registered post.
If your return request is accepted, we will provide you with all instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.

Damages and issues

Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.

Exceptions / non-returnable items

We do not accept returns for any products that have change of mind, damaged products, or for products that have been used or do not have their original packaging.

Please get in touch if you have questions or concerns about your specific item.

Unfortunately, we cannot accept returns on sale items or gift cards.

Refunds

We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method within 7 business days.

Please remember it can take some time for your bank or credit card company to process and post the refund too.

Frequently Asked Questions

What is the Vac-U-Lock Code Black 6 inch Raging Hard-Ons Dong?
A premium silicone dildo by Doc Johnson featuring a 5.9-inch realistic design with a spiraled shaft, engineered for intense sexual stimulation and compatible with Vac-U-Lock harness systems.
Is this dildo suitable for different types of sexual play?
Designed for multiple uses including solo or partnered penetration, harness attachment, and compatibility with sex machines. Its body-safe silicone construction ensures safe and comfortable experience.
Where can the Vac-U-Lock Code Black Dong be used?
Compatible with Vac-U-Lock harnesses, suction-base adapters, and sex machines. Ideal for bedroom play, BDSM scenarios, and exploring A-spot and deep penetration stimulation techniques.
Can the Raging Hard-Ons Dong provide enhanced stimulation?
The spiraled shaft design creates intense internal stimulation, targeting sensitive nerve endings. Its realistic texture and carefully engineered shape maximize pleasure and provide a more dynamic experience.
Which BDSM scenarios work best with this dong?
Perfect for dominance and submission scenes, pegging, harness play, and machine-assisted penetration. Its black design and robust construction make it ideal for intense power exchange scenarios.

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