Ronstan RF51210 Series 50 All Purpose Block - Double with Becket

Great all around solution

The Ronstan RF51210 Series 50 All Purpose Block - Double with Becket features self-lubricating Acetal polymer sheaves running on polished stainless steel races that perform equally well with dynamic loads and high static loads. For durability and a long service life, these blocks are the right choice for sheets, halyards and control line applications for cruising and racing. Head can be locked at 0 degrees or 90 degrees by engaging the grub screw in either the 0 or 90 degree position. Becket pin is removable so line can be spliced prior to fitting and is ingeniously locked into position without the use of a clevis pin, split ring or tool.

Ronstan RF51210 Series 50 All Purpose Block - Double with Becket Features:

• Exceptionally high working loads
  
• Low maintenance, long service life
  
• Self-lubricating sheave
  
• Slotted pin shackle eliminates fouled lines
  
• Lockable swivelling head post
  
• Snap fit removable becket pin
  
• Spare parts - RF51010 Replacement Becket Pin, RF151 shackle
  

Ronstan RF51210 Series 50 All Purpose Block - Double with Becket Specifications:

• Sheave diameter: 50 mm
  
• Pin diameter: 6.0 mm
  
• M.W.L.: 1000 kg
  
• B. L.: 2000 kg
  
• Weight: 271 g
  
• Application: Mainsheet and halyard applications, vang and spinnaker control lines on boats to 10m (33ft)