longer wheel studs

73 disc brake
5 x 4 1/2"
1/2 x 20 stud

need longer than stock
to mount a set of weld wheels
using a set of open end lug nuts

http://www.summitracing.com/parts/bsp-999996/overview/

Would these be the correct ones?

http://www.summitracing.com/parts/rnb-610-277

Thanks