Ronstan Series 50 BB Double Utility Block - Swivel Shackle Head (Non-locking) Sheave Diameter:50 mm White/Blue and Solid Black colour

White/Blue and Solid Black colour options

Can remove grade microfine 1500 sand scratches

- Quick absorption and fast drying for a cooling effect

Medium Screwdriver

Product dimensions (L x W x H): 15

Ronstan Series 50 BB Double Utility Block - Swivel Shackle Head (Non-locking) Sheave Diameter:50 mm White/Blue and Solid Black colourRonstan Series 50 Ball Bearing Double Utility Block, Swivel Shackle Head (Non locking) RF50200 Low friction, 2 stage ball bearing system High static and dynamic load capacity Lightweight Cheek cut outs for easy bearing maintenance Slotted pin shackle eliminates fouled lines Applications Mainsheet Spinnaker sheets Halyards and other primary applications on boats up to 10 m (33 ft) Materials Acetal ball bearings UV stabilised Acetal sheave Grade 316