brilliant step in achieving a truly professional marine finish

Stand up base for Series 40 Orbit blocks

Small line optimised

Fast For a truly professional finish to marine and other gelcoat surfaces

REINFORCED PU UPPER AND SUPPORTIVE SOLE DESIGN

Ronstan Series 20 Ball Bearing Orbit Block™ with Webbing Attachment Option RF21107 robline brilliant step in achieving aSERIES 20 BALL BEARING RF21107 FEATURES Low friction Consistent performance 2 Stage ball bearing system Suits up to 10mm (3 8") webbing or RF9003 07 Dyneema link Hollow hub for becket take off Sheave 20 mm Max. Rope 5 mm Max. Cable mm Pin mm M. W. L. 200 kg B. L. 400 kg Weight 14 g