ROKR Marble Parkour LG501

Items Included: Plywood, Steel ball

Number of Pieces: 254

Difficulty Level: ★★★★☆☆

Assembly Time: About 6h

Age: 14+

Package Size: 318*234*48mm

Assembly Size: 255*235*185mm

ROLLER COASTER DESIGN – This marble run is like a real roller coaster. After assembling, the ball can roll along the track. These designs are inspired by real-life mechanisms.


Marble Parkour Story

ROKR Marble Run Race is based on great human engineering. They combine the beauty of science and machines, involving so many small gadgets. Build the set and crank the handle, watch marbles run crazy down the slopes and twisting turns.

Operating Instructions


Take out the wooden pieces and assemble the model following the instructions.


Rotate the handle as shown. Put the steel balls anywhere.


The steel balls roll along various tracks endlessly.

Magic Physics for Infinite Running

Under the following laws of physics, the steel balls roll endlessly along the track without electricity.
  • G=mg
  • Ep=mgh2-mgh1
  • m=p/π
  • i=w1/w2=n1/n2=z2/z1=d2/d1

Product Details

Funnel-style track

Balls spin down with accelerated speed, similar to the tornado effect.

6 steps

Balls roll down along the step by the gravity.


Balls fall onto a landing track and continue to run by the lever principle.


  1. Wax related parts.

  2. Polish the connecting points with sandpaper and make sure each part is well assembled. 

  3. Contact our customer service for free replacement parts. 
  1. The slot is not connected to the end correctly.

  2. The track is not inclined appropriately.

Raw Materials & Technology

  • ROKR R & D team preferred customized parts for better durability.
  • Hundreds of suppliers from all over the world provide adaptive parts for a series of products, which are deeply customized to meet the design functions.
  • High precision steady-state laser cutting is adopted, and the process error is controlled within 5um, which is equivalent to 1 / 20 hair diameter.
  • Guarantee that all parts can fully fit and assemble, and each bayonet fits tightly.
  • We choose basswood from the high latitude of the northern cold zone, which is strong and durable.
  • The wood grain is fine and uniform, showing silk luster, layered, wear-resistant, corrosion-resistant and not easy to crack.

Detailed Instruction Book

There are clear and understandable pictures and texts in the manual. Take out the corresponding numbered pieces and assemble them as pictures. In addition, we also have a detailed assembly video, which is posted on the official YouTube account.

Exercise your Brain

Hands-on way to exercise logic thinking and fine mental skills. In this process, kids would be more patient and prudent! 

It brings tremendous sense of accomplishment and can show it off to friends and family.

A Great Gift and Worthy of Display

The best gift to someone special gift or home decor for anyone. It will make a memorable gift that will be cherished forever. No one will refuse such a fairy house gift!

Rewarding Assembly

The delicate model needs your patience and concentration. But the grand result will be rewarding.

Video for this product

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