Titan Heron 1.8m RC model, 3D Printed aircraft, glider, fixed-wing, twin-engine

Titan Heron 1.8m RC model, twin-engine, three plates

One 10MM square carbon rod - 50cm long

One 2MM and one 3MM round carbon rod - 25cm long 

Two 4MM round carbon rods - one 40cm and one 15cm long each,

Motors are from the used market - 9.9 each, original Phantom 3 2312A second-hand

Propellers are 9450 CW/CCW

40A ESC

Shopping recommendations, no advertising fees. If anyone has cheaper options, please let me know,

10 M3*3*5 heat-set inserts

https://item.taobao.com/item.htm?id=632203237718&mi_id=0000YmPrwmndTmGneGGzeGPem0AGKtFTJXG2lnMUuMZqlGk&skuId=5903117808047&spm=tbpc.boughtlist.suborder_itemtitle.1.32f62e8dni4LwH

10 M3*10MM screws

https://detail.tmall.com/item.htm?id=17046691882&mi_id=0000ja4MiO6TQN7LXbmZXZ81pqET-WX5xvpljy3BtuQjRL4&skuId=5070760537546&spm=tbpc.boughtlist.suborder_itemtitle.1.32f62e8dni4LwH

2 6*3MM round magnets, 9 cents each

https://item.taobao.com/item.htm?from=cart&id=826894700761&mi_id=0000xcumg_m6GlnRkSKCcuAqYC0NL6Zxg3JM7wBg0y36fuI&skuId=5549017056642&spm=a1z0d.6639537%2F202410.item.d826894700761.9dfd7484L3fGkB&upStreamPrice=9 

Carbon fiber solid rod RC model material accessories 0.5-9mm high-strength carbon fiber rod DIY handmade accessories - Taobao.com 1.25 yuan

Carbon fiber solid rod RC model material accessories 0.5-9mm high-strength carbon fiber rod DIY handmade accessories - Taobao.com 6.5 yuan

Pultruded carbon fiber hollow tube carbon fiber round tube outer diameter 2MM-8MM RC model kite rod drone accessories - Taobao.com 15 yuan

Carbon fiber tube with square outer and inner profile, high-strength high-density carbon fiber tube RC model material DIY accessories 3mm-10mm - Taobao.com 12.5 yuan