Ronstan Series 20 BB Orbit Block Triple RF25309

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  • Regular price $48.00
  • Tax included.
  • In stock (4 units), ready to be shipped


  • Suits maximum 6mm (1/4") lines
  • Lightweight and strong
  • 2-stage ball bearing system for efficient and effortless trimming
  • Hollow hub for becket take-off

** Lashing line must pass through the hub with a tight splice in the head or cross over before lashing to a fixing point.

Suits up to 4mm (5/32") lashing

Sheave Ø 20 mm
Max. Rope Ø 6 mm
Max. Cable Ø mm
Pin Ø mm
M.W.L. 300 kg
B. L. 800 kg
Weight 21 g
* Both MWL and BL are dependent on the strength of the line used to lash the block through the central hub. Refer to the SUPPORT tab for lashing instructions.