Monroe Models 112 HO Random Stone Single-Track Tunnel Portal: Scale, Layout & Compatibility Guide

The product behind this guide is Monroe Models 112 HO Random Stone Single-Track Tunnel Portal. Because similar model railroad tunnel portals products can share brand names or photographs, the analysis below keeps the Monroe Models title, SKU and live image set tied together as one record.

Product identity without guesswork

• Exact product: Monroe Models 112 HO Random Stone Single-Track Tunnel Portal
• Brand or vendor: Monroe Models
• Product type: Model Railroad Tunnel Portals
• SKU or catalog key: MON112
• Scale stated in the record: HO scale
• Variants reviewed: 1
• Product images indexed: 1

The recorded price at verification was $16.95 before shipping and tax. At least one variant was orderable when the record was checked.

The scale marker HO scale is part of the exact identity and should be matched before purchase. The working catalog key is MON112. That key should travel with the saved URL and product image so a later comparison does not collapse this item into another model railroad tunnel portals listing.

Evidence taken from the live record

The source description says: “Monroe Models 112 is an HO scale single-track tunnel portal with a random-stone pattern. The illustrated portal frames one track beneath a masonry-style opening. Product details Manufacturer: Monroe Models Store SKU: MON112 Product: Monroe Models 112 HO Random Stone Single-Track Tunnel Portal Planning your project Check rolling-stock clearance and the tunnel approach before fitting the portal. The scene photo shows a completed application.” This is useful evidence, but it is not expanded beyond what the listing supports. Missing dimensions, materials, compatibility claims or package contents remain open questions.

Planning around the exact item

The title of Monroe Models 112 HO Random Stone Single-Track Tunnel Portal may contain scale, road number, body type or decoder family, but no single phrase settles compatibility. Use MON112 with the images and current documentation. A visually similar car can carry a different road number; a similarly named decoder can use a different interface.

Test new rolling stock or electronics on a controlled section before regular service. That isolates clearance, pickup, coupler-height and programming issues without disrupting the full layout.

Using the item with confidence

On arrival, inspect handrails, steps, ladders, couplers, wheelsets, pickup contacts and any separately applied detail before placing the item in service. Roll or power-test it at low speed first. Record any adjustment so later maintenance does not rely on memory.

Store road numbers and manufacturer items in the roster. That prevents duplicate purchases when several releases share the same paint scheme.

Image-by-image verification

The photographed item is part of the specification. With 1 image indexed, a buyer can compare color, form, labels, contents and visible condition before relying on a shortened title. Save the image that best shows the identifier MON112.

A disciplined final review

• Use the complete name, not a shortened marketplace label.
• Use MON112 to prevent a near-match substitution.
• Read the variant and inventory state shown now.
• Confirm technical requirements from the current manufacturer source.
• Keep the receipt and one reference image with the product record.

Where it sits in the Muncle Mikes catalog

1:12 Scale Diecast Models & Kits · Monroe Models

How to document it after purchase

The permanent record should answer three questions: what exact item was bought, what arrived, and how it was used or stored. The title and MON112 answer the first; arrival photographs answer the second; project or collection notes answer the third.

Keeping those layers separate improves future comparisons and avoids unsupported grading.

Gift considerations

As a gift, Monroe Models 112 HO Random Stone Single-Track Tunnel Portal is strongest when the recipient already uses this scale, format, subject or product family. Check for duplicates and fit-sensitive details before choosing it solely from the brand name.

Product-specific questions

What identifies this exact product?

The complete title, MON112, vendor Monroe Models, product type Model Railroad Tunnel Portals and photographed item form the identity. None should be replaced by a generic category label.

What is still unconfirmed?

Any dimension, material, accessory, compatibility claim or package component absent from the listing remains unconfirmed until the current instructions or manufacturer record supplies it.

Where should the purchase decision be finalized?

Use the live product page linked below for the current option, price and availability.

Use this record as an identity guide: it explains what is known about Monroe Models 112 HO Random Stone Single-Track Tunnel Portal and where verification still belongs. That is more reliable than treating a nearby model, size or package as interchangeable.

Review the live Monroe Models 112 HO Random Stone Single-Track Tunnel Portal listing

Verified October 15, 2026 from the exact Shopify product record. Current price, options and availability remain controlled by the live listing.

Product-specific verification note

The evidence trail for Monroe Models 112 HO Random Stone Single-Track Tunnel Portal should remain attached to SKU MON112. Compare the product received with the saved image before opening, modifying or installing it. Record any stated variation, missing measurement, accessory or condition qualifier, then add observed results only after direct inspection. This final step keeps the article factual while making the ownership or project record reproducible.

Product-specific handoff notes

Anyone using this guide later should begin with MON112 and the full name Monroe Models 112 HO Random Stone Single-Track Tunnel Portal. The record identifies Monroe Models as the vendor and Model Railroad Tunnel Portals as the product type. Recheck those details whenever the item is compared with another listing, because punctuation or abbreviated names can hide meaningful release differences.

When the item enters a project or collection, note the date, observed condition, included pieces and any fit or setup result. Photograph modifications before and after they are made. These notes should describe this example only. Keeping them attached to the exact SKU preserves a useful history without turning personal experience into an unsupported specification for every similar product.