Brand new still in box Spacerail perpetual rollercoaster DIY kit. Recommended age 15 + Selling on Amazon for £32.99, here's the link with all the info:
https://www.amazon.co.uk/CKB-LTD-SpaceRail-Perpetual-Rollercoaster/dp/B0083GWXB2/?_encoding=UTF8&pd_rd_w=GTwS7&content-id=amzn1.sym.d39eaba8-9dea-4104-a282-4e6a956175c4%3Aamzn1.symc.acc592a4-4352-4855-9385-357337847763&pf_rd_p=d39eaba8-9dea-4104-a282-4e6a956175c4&pf_rd_r=ETCX54DXZFFARXBPDB8G&pd_rd_wg=TVy2f&pd_rd_r=0120b5ea-03c4-472c-9890-03f3c2664b18&ref_=pd_hp_d_btf_ci_mcx_mr_hp_d&th=1