Large base disc for positive orientation every time

easily scan between the current channel

grip factor 9 precise cover construction for excellent hold in cleats and on winches outstanding block performance

>ALLOWS THE MAXIMUM AMOUNT OF WATER DRAINAGE AND AIRFLOW

This smock has a generous race cut fit for full range of movement

Allen 30mm Single Dynamic Bearing Tie On Block - Tii A2030TII Instore Only Large base disc for positiveThe Tii design incorporates a special stainless steel insert in the head which improves the stability and durability of the blocks. Allen 30mm Dynamic Blocks use the same high quality dynamic bearing, materials and precision engineering as Allen's 20mm Dynamic Block range. Bearing Type Ball Height 15mm Length 42mm Max Line 8mm Sheave mm 30mm Width mm 30mm Weight 24g Breaking Load 750kg MWL (Kg) 140kg