Allen 30mm Single Stand Up Ball Bearing Block with Lacing Eye Select (See Table Below):AL-2030-LZ 30MM DYNAMIC: SINGL LACING EYE - EACH 9 Feet) Length 152mm (6")

9 Feet) Length 152mm (6") Width Excluding Pulley: 120mm (4

including aluminium

Fundamental frequency: 290±15 Hz

Hard boats up to 17'

Allen 30mm Single Stand Up Ball Bearing Block with Lacing Eye Select (See Table Below):AL-2030-LZ 30MM DYNAMIC: SINGL LACING EYE - EACH 9 Feet) Length 152mm (6")30mm Single stand up block with lacing eye. With the Allen dynamic ball bearing technology at the heart of this block, the line friendly soft contours allowing articulation and stainless steel cheeks, the 30mm dynamic block will easily handle maximum loads and give unrivalled performance. Line friendly soft contours and articulation, Stainless steel cheeks and inner bearing systems handle maximum loads, Central hole for tie on becket. Spec Sheet Part