We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Colourful plastic saddle tank engine train model with 513 interlocking bricks

ZITIANYOUBUILD

ZITIANYOUBUILD 513 MOC-42439 Saddle Tank Engine Educational Building Set

SKU CH-AJRR-4GJKP MPN 513

A 513-piece MOC-42439 saddle tank engine building set compatible with major brands and made from durable ABS plastic

  • MotifStar Wars
  • Color familyMulti-Color
  • Product formatBooks
  • Product typeToy Interlocking Building Sets
  • Product colorMulti-Color
  • Main materialPlastic
  • Compatible with major brands for expanded building options
  • 513-piece set delivers extended creative play sessions
  • ABS plastic construction ensures durable, long-lasting bricks
  • Develops spatial recognition and hands-on problem-solving skills
  • Includes wheels and axles for moving vehicle builds

Saddle Tank Engine MOC

The ZITIANYOUBUILD 513 set is a custom My Own Creation model numbered MOC-42439. It contains 513 interlocking plastic bricks that form a detailed saddle tank locomotive. The kit arrives brand new with PDF building instructions included.

Collectors and builders seeking a unique train model

This set suits hobbyists who enjoy display-worthy railway replicas and the challenge of a non-standard MOC design. Builders who only want official LEGO sets with licensed themes should look elsewhere, as this is an independent creation.

100 percent LEGO compatibility

Every brick is moulded from ABS plastic and engineered to clutch tightly with standard LEGO elements. This compatibility lets you integrate the engine into existing layouts or expand it with parts from any major brand.

How it compares

Measured against everything we stock in Classroom Supplies & Learning Aids, at today’s prices. Recalculated every night.

Price $42.99
Cheaper than about 61% of the 4,397 comparable items (median $60.99).

Specifications

Product
Product typeToy Interlocking Building Sets
MotifStar Wars
Product colorMulti-Color
Color familyMulti-Color
Size & build
Main materialPlastic
More details
Suitable forUnisex
Age groupAdult
Product formatBooks

Questions about this item

Does the 513-piece set include everything needed to build the MOC-42439 saddle tank engine, or are extra bricks required?

The box contains 1x building toys set with 513 pieces and PDF instructions, so no separate brick purchases are needed to complete the model.

Should I choose the MOC-42439 saddle tank engine over other ZITIANYOUBUILD sets if I want a display-worthy train model?

Yes — this MOC-42439 is a custom-designed saddle tank engine, making it the specific choice for a detailed train build rather than a generic brick assortment.

How does the 513-piece count translate to finished model size and build time?

With 513 pieces the model assembles into a mid-size saddle tank engine; most builders complete it in a few sessions, and the parts are compatible with major brands for future expansion.

More in Classroom Supplies & Learning Aids

Similar items