TR8 Lead screw single star with a 2mm pitch 8mm diameter 

These are sold in Ender 5 pro (400nmm) and Ender 5 plus (470mm) sizes. used in hydra conversion or when you have wobbly lead screws. Comes with POM Anti backlash nuts, Sold Per unit. 

Specs:

• 8mm diameter with 2mm pitch
• ship in a well-protected box to ensure straightness 
• Available in 400mm For Ender 5 and 470mm For Ender 5 Plus
• now shipping TR8X2 with 2mm lead and 2mm pitch single star as per Zero G recommendation.