Product Code	D x G / mm
FB	20 x 1/2"
FB	20  x 3/4"
FB	25 x 1/2"
FB	25 x 3/4"
FB	25 x 1"
FB	32 x 3/4"
FB	32 x 1"
FB	40 x 3/4"
FB	40 x 1"
FB	40 x 1 1 /4"
FB	50 x 1 1/2"
FB	50 x 2"
FB	63 x 2"
FB	75 x 2 1/2"
FB	90 x 3"