Sex Doll Heads and Replacement Heads: What Fits What

Compatibility decides every head purchase. The single question that comes up before any other is whether a head from one manufacturer will fit a body from another, and the answer depends on which of three connector standards each side uses: M16 bolt, magnetic, or proprietary.

This article covers the three connector types, the sex doll heads SxDolled currently stocks, what a ROS head is and when the upgrade makes sense, and the skin-tone matching problem that catches more replacement buyers than any other issue.

The Three Connector Standards

**M16 bolt** is the dominant standard. A 16mm threaded shaft with standardised pitch, used by WM Doll, SE Doll, Starpery, IronTech, JY Doll and most mid-market manufacturers. Heads with M16 bolts cross-fit broadly across these brands, which is what makes head-swap purchases practical at the mid-tier.

**Magnetic** is used by some premium silicone manufacturers, including Gynoid Doll and certain configurations from Real Lady. Cleaner attachment line at the neck; lower load tolerance; zero cross-compatibility with M16 bodies.

**Proprietary** connectors appear on some configurations from Climax Doll and Bezlya. Manufacturer-specific. Not cross-compatible without an adapter, and adapters are not always produced.

Practical rule: confirm both sides before ordering. The connector is the gating factor; sculpt and finish only matter if the head physically attaches.

Why Do People Buy a Sex Doll Head Separately?

Three use cases, in roughly equal proportion, at SxDolled.

Variety: the buyer already owns a full doll and wants a second sculpt to swap in. Common in anime and cosplay segments where character variation is part of the appeal.

Replacement: the original head is damaged, faded, or no longer matches the preference. Highest stakes because skin-tone matching becomes critical (covered below).

Trial: testing a manufacturer's sculpt and finish before committing to a full doll. Particularly useful with premium silicone, where a full doll is a five-figure decision.

ROS Heads vs Standard Heads

ROS = Removable Oral Structure. An articulated jaw with a removable mouth insert, distinct from a standard fixed-jaw head. Physically different: ROS includes a hinged mechanism plus a separate insert that can be removed for cleaning.

Price uplift typically USD 65 to 100. The dedicated ROS Head listing at SxDolled has 12 ATCs in the last 90 days, suggesting consistent buyer demand. The upgrade is worth it if oral function is part of the intended use; if not, the standard fixed-jaw head delivers the same finish quality at a lower cost.

The Two Head Sculpts Currently at SxDolled

Sex Doll Head Only from Dolls Castle sits in the realistic Caucasian register and pairs with most M16 bodies. The most-added head at SxDolled with 21 ATCs in the last 90 days from 30 product views.

Sex Doll Head Only from MMX Doll leans Asian-realistic and is the more compact head profile of the two. Nine ATCs on 27 views in the same period.

Both ship with free express air across Australia and pre-paid customs.

Customisation at Order

All head-only orders are hand-crafted to specification. Standard customisation: eye colour, hair colour, hair style, makeup intensity. Skin tone defaults to the manufacturer's standard body tone.

Optional paid upgrades: implanted synthetic hair (about USD 100), implanted hair (about USD 80), and the Extra Wig add-on at USD 10 (the most-purchased upgrade across the catalogue, useful for buyers wanting hairstyle variety without locking the head to one look).

The Skin-Tone Matching Problem

The biggest source of regret on replacement orders is that it catches buyers who did not know to ask.

Three causes. Dye lots vary between manufacturer production batches: a "fair" tone produced in early 2024 is not necessarily identical to the same tone produced in late 2025. TPE oxidises slightly over time, so a brand-new replacement head looks brighter against an 18-month-old body. Photographs on product pages are taken under controlled lighting that does not always reflect in-hand colour.

Practical advice: do not order a replacement head from a different manufacturer than your existing body without confirming first. For same-manufacturer replacements, specify "match my existing body, ordered [date]" in order notes so production has a dye-lot reference.

Browse the Sex Doll Heads collection. If you're ordering a replacement and want to confirm connector compatibility before placing the order, contact our team via the chat widget on the product page.