Selling K’Nex online needn’t be stressful or complicated. We’ve made it fast and easy to sell your K’Nex parts online.
Best place to sell K’Nex online
You may be wondering where to sell K’Nex sets online for maximum profit and minimal effort. You’ve come to the right place, using our simple form you can get a price instantly. Do you want an easy process and fast funds? If so, do it right here and you won’t regret it.
Auction sites can be stressful and time-consuming, with seller fees, postage rates and unpredictable buyers who may mess you around, pull out or keeping you waiting for payment, or people just want your K’Nex for peanuts.
Opt for an easy life by shifting your stash on Knex.Parts. It’s such a speedy selling experience you’ll be left with bags of time on your hands to find a new hobby!


How much can I sell K’Nex for?
If your roller coaster building days are well and truly over, you might find yourself asking, “Exactly how much does used K’Nex sell for?”
Unfortunately, there’s no simple answer to that question, as it all depends on the quantity you have and what kind of K’Nex parts you wish to sell.
However, there is a quick way to find out how much your personal K’Nex collection is worth. When you sell K’Nex with Knex.Parts , we will give you a quick quote to make things clear and simple for you. We always endeavour to offer you the best price we can for used K’Nex, so you can be assured that you’ll receive a tidy sum for your unwanted parts.
How do I sell my K’Nex?
Using our really simple form either choose to sell by weight or by part.
By Weight
Selling by weight is incredibly simple, just bag up your K’Nex, put it on the weighing scales and select your weight from the dropdown.
By Part
If you want the best price then choose sell by part it involves that you count the parts you have and specifying them in the table below, that way we can give you an accurate price for your parts.
Its that simple!

Get Started!
Price is guaranteed for fourteen days from the date that you place your order, subject to your Items passing our Quality Assessment. If your Items do not pass our Quality Assessment, then we have the right to re-value your Items. If an item is damaged/missing it will be deducted from the total cost. Price does not include shipping. All items will be weighed and checked upon arrival for quality and accuracy. If you are unhappy with the price given upon checking, your parts it will be sent back to you at no extra cost. Upon submitting this form, you are happy for K’Nex Parts to use your email for marketing purposes. By placing an order on the Website, you are confirming to us that you understand, accept, and agree that we will only provide payment based on Valuations that we have made and that no other valuations by any other method or source will apply.