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Cal Scale HO Nathan P3 Air Horn – All Bells Forward 545 – product view 1
Available to orderSKU: CAL545

Cal Scale HO Nathan P3 Air Horn – All Bells Forward

$3.90

Fit an HO diesel with an unpainted brass Nathan P3 horn casting. Cal Scale 545 depicts the version with all three bells facing forward. One horn is supplied; the image shows different views of its shape....

Supplier:HLHHeartland Hobby Wholesale

MODEL TRAIN DETAILS

Scale
HO
Store SKU
CAL545

Compatibility: Check the scale, gauge, track family, rail code, power type, DCC setup, minimum radius, coupler, and required parts. Matching scale or brand doesn't always mean two products will work together.

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Product details

Fit an HO diesel with an unpainted brass Nathan P3 horn casting. Cal Scale 545 depicts the version with all three bells facing forward. One horn is supplied; the image shows different views of its shape.

  • Manufacturer: Cal Scale
  • Part number: 545
  • Scale: HO

Specifications are listed alongside the product details above.

Condition & collecting

Check the scale, gauge, rail code, power system, couplers, and minimum radius. Matching scale alone doesn't guarantee compatibility.

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Why these products?

We match the recorded product type, hobby, scale, maker and casting where those details are available. Explicitly selected items come first. Custom builds, loose cars, DIY kits and parts stay in their own lanes. Matching scale or brand alone does not prove compatibility.

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Only recorded product details are shown. Missing information is not a compatibility claim. Open each listing for the full description, options and current terms.