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HTV4 Prismatic Spare Tube – Rainbow Gold Chastity Upgrade for Holy Trainer

Original price was: $70.00.Current price is: $60.00.

Upgrade your Holy Trainer with our exclusive HTV4 Prismatic Spare Tube—featuring rainbow gold vacuum metalizing on medical-grade 316 steel. Choose from 5 sizes (Maxi to Nub) for progressive chastity training. 

Description

HTV4 Prismatic Spare Tube – Rainbow Gold Chastity Upgrade for Holy Trainer 

HTV4 Prismatic Spare Tube – Rainbow Gold Chastity Upgrade for Holy Trainer

Elevate Your Chastity Experience with the HTV4 Prismatic Spare Tube

Tired of replacing entire chastity devices? Our exclusive HTV4 Prismatic Spare Tube offers a premium, body-safe solution for Holy Trainer users who demand both style and functionality. Unlike standard replacements, the HTV4 Prismatic Spare Tube, this tube features a stunning rainbow gold vacuum metalized finish—a luxurious upgrade that combines medical-grade 316 stainless steel with Oxy-Shop’s patented plating technology.

Why choose ordinary when you can have extraordinary? Designed for long-term wear, HTV4 Prismatic Spare Tube, this spare tube helps you progressively downsize from Maxi to Nub sizes, perfect for those committed to serious chastity training. The high-gloss, non-toxic coating resists tarnishing while maintaining perfect hygiene—a must for extended lockups.

Keyholder Approved: Give your Dominant the power to adjust your confinement without buying multiple devices. Your journey to a smaller, HTV4 Prismatic Spare Tube, more secure chastity starts here.

Why Choose the HTV4 Prismatic Spare Tube?

✔ Exclusive Rainbow Gold Finish – Vacuum metalized for a hypoallergenic, body-safe shine.
✔ Medical-Grade 316 Steel – Corrosion-resistant and easy to sterilize.
✔ 5 Size Options – Transition smoothly from Maxi (4.13″) to Nub (2.36″).
✔ HTV4 & Resin Compatible – Fits most Holy Trainer models.
✔ Oxy-Shop Exclusive – The only shop offering this premium spare part.
✔ Keyholder-Friendly – Let’s partners control sizing progression.

HTV4 Prismatic Spare Tube – Rainbow Gold Chastity Upgrade for Holy Trainer

Features

Patented Vacuum Metalizing: Non-polluting rainbow gold plating won’t chip or fade.
Progressive Sizing: Work down from Maxi to Nub for training purposes.
316 Surgical Steel: Nickel-free and ultra-hygienic for long-term wear.
Universal Fit: Compatible with HTV4 Rainbow and standard models.
Precision Measurements: 34-35mm diameter ensures secure fit.
Discreet Packaging: Ships in plain, unmarked boxes.

Size Specifications

▸ Maxi: 105mm (4.13″) full length | 60mm (2.40″) internal
▸ Standard: 95mm (3.74″) full length | 50mm (1.97″) internal
▸ Small: 85mm (3.34″) full length | 40mm (1.77″) internal
▸ Nano: 80mm (3.14″) full length | 35mm (1.37″) internal
▸ Nub: 60mm (2.36″) full length | 25mm (0.98″) internal
▸ Diameter: 34-35mm (1.3-1.4″) all sizes
▸ Weight: 45-65g (varies by size)

HTV4 Prismatic Spare Tube – Rainbow Gold Chastity Upgrade for Holy Trainer

What Makes It Special?

This isn’t just a spare tube—it’s a training system for serious chastity enthusiasts. The rainbow gold plating (applied via eco-friendly vacuum metalizing) makes it stand out from cheap knockoffs, while the progressive sizing allows for customizable discipline.

Product Benefits

✓ Reduces Cost – No need to buy entirely new devices for downsizing.
✓ Enhances Hygiene – 316 steel prevents bacterial buildup.
✓ Aesthetic Appeal – Iridescent finish adds luxury to chastity.
✓ Training Tool – Helps wearers adapt to smaller cages gradually.
✓ Keyholder Control – Lets Dominants manage sizing remotely.
✓ Travel-Friendly – TSA-safe (no metal detectors).
✓ Easy to Clean – Boilable or wipe with alcohol wipes.

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