Barton Size 4 Ball Bearing Block Cheek N14160

Size 4 ball bearing block cheek With plastic backing plate to estimate damage to spars or decks.Base size 107mm x 67mm, fastenings 5mm. A strong, lightweight range of blocks for use on dayboats and cruising yachts. Ideal for mainsheet, vang tackles, lead blocks or wherever a powerful and compact purchase tackle is required. With our unique super ~low friction ball race systems, featuring acetal sheaves and delrin ball bearings, running on a large diameter centre boss. This allows us to fit more load ~bearing balls, which ensure extremely low friction performance, even under high loads. Length mm: 107 Weight (g): 174 Single 58mm x 17mm (2 1 /4 x 5/8") Fiddle 32/58mm x 17mm (1 1 /14 x 2 1/4" x 5/8") Max rope diameter 12mm ( 7 /16") SWL 630Kg (1385 lbs) Break load 1260Kg (2770 lbs) Max rolling load (ball bearing blocks) 440kg 970 lbs)