Product Specifications:

Single-size universal 4 mouth interval 42CM

Single-size universal 5 mouth interval 34CM

Single-size universal 6 mouth interval 29CM

Single-size universal 7 mouth interval 25CM

Single-size universal 8 mouth interval 22CM

Single-size universal 9 mouth interval 20CM

Single-size universal 10 mouth interval 18CM

Single-size universal 12 mouth interval 16CM