Quick help needed!

[shell1978]

My hubby has kindly offered to make me some jump wings (he is sawing as we speak!!!), but does anyone no how big the holes need to be for traditional jump cups?? thanks in advance!

 

[martlin]

about 1 - 1,5 cm in diameter I think.

 

[howengold]

I think ours were about a cm and a half...my Bro-in-law made mine for me.

 

[Nailed]

about (((((())))))

This big.

Lou x

 

[shell1978]

hmmmm...thanks for that! its very helpful!!! I will get my ruler out on the screen now!!! ha ha!!!