Ronstan Series 50 BB Double Utility Block - Swivel Shackle Head (Non-locking) Product Number:RF50200 Nevr-Dull removes rust and tar

Nevr-Dull removes rust and tar from automobile and motorcycle chrome

Excellent flow and brushability

waxlike finish which actually resists dirt

place a small amount of Rain‑X Bathroom Mirror Anti‑Fog onto a 100% cotton cloth or paper towel

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Ronstan Series 50 BB Double Utility Block - Swivel Shackle Head (Non-locking) Product Number:RF50200 Nevr-Dull removes rust and tarRonstan 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