Originally Posted by
ovalracer1m
I think he is referring to running the .300 short black ball stud. The manual does call for them as they are used in that location when building the kit. I have seen some substitute the silver tall .400 stud in this place and can cause the turnbuckle to rub bb springs
http://www.amainhobbies.com/product_...l-Stud-Black-6
The B4.1
Parts List page shows long ball studs for the rear hubs of the B4.1 on page 8.
I'll post again what happens with AE after I head over there hopefully later this afternoon.