Disponível nas versões:

SPBB405 – 4 x M5
SPBB401 – 4 x 1/8”
SPBB402 – 4 x 1/4”
SPBB605 – 6 x M5
SPBB601 – 6 x 1/8”
SPBB602 – 6 x 1/4”
SPBB603 – 6 x 3/8”
SPBB604 – 6 x 1/2”
SPBB801 – 8 x 1/8”
SPBB802 – 8 x 1/4”
SPBB803 – 8 x 3/8”
SPBB804 – 8 x 1/2”
SPBB1002 – 10 x 1/4”
SPBB1003 – 10 x 3/8”
SPBB1004 – 10 x 1/2”
SPBB1202 – 12 x 1/4”
SPBB1203 – 12 x 3/8”
SPBB1204 – 12 x 1/2”
SPBB1402 – 14 x 1/4”
SPBB1403 – 14 x 3/8”
SPBB1404 – 14 x 1/2”
SPBB1602 – 16 x 1/4”
SPBB1603 – 16 x 3/8”
SPBB1604 – 16 x 1/2”