7075 aluminum，compared to stock links, it is more sturdy For Revo TRX 3.3 (Model# 53097-3), Revo TRX 3.3 (Model# 53097-3), Summit (Model# 56076-4) , 1/10 E-Revo 2.0 RC CAR Mesimsple designer designed this product based on the original dimensions, easy installation method Package including，8x link， 1x wrench We have a professional team to help you solve problems

Fit for 

Revo: TRX 3.3, TQi 2.4GHz Radio System, 

Link Wireless Module, & TSM (Model# 53097-3)

Revo: TRX 3.3, TQi 2.4GHz Radio System,  

Link Wireless Module, & TSM (Model# 53097-3)

Summit: TQi Link Enabled 2.4GHz Radio (Model# 56076-4)

1/10 E-Revo 2.0 RC CAR