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Ronstan
Ronstan All Purpose Series Cheek Block - 40 mm (1 9/16") - RF41151
Item: #879833 | Part Number: RF41151$50.53
Description
The Ronstan 40 mm All Purpose Cheek Block RF41151 delivers exceptional strength and smooth performance in a compact, low-maintenance design. Featuring a self-lubricating Acetal sheave on stainless steel ball bearings, it handles high loads with ease and long service life. Ideal for sheets, halyards, and control lines on cruising and racing boats.
Ronstan All Purpose Series Cheek Block - 40 mm (1 9/16") - RF41151 Item # 879833
Description
Ronstan Single, All Purpose (AP) Cheek Blocks are a great all around solution. Self-lubricating Acetal polymer sheaves running on polished stainless steel races 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.
Features:
- Exceptionally high working loads
- Low maintenance, long service life
- Self-lubricating sheave
- Can be mounted on masts and booms using the curved surface adapter
- Can be stacked to create a double version, but no more than 60% of the rated working load should be applied to the upper sheave
- Applications:
- Mainsheet
- Halyard
- Vang
- Spinnaker control lines on off-the-beach catamarans, one design classes and sports boats up to 26' (8 m)
- Mounts with 3/16" (3 x 5 mm) fasteners (not included)
Specifications:
- Maximum line size: 3/8" (10 mm)
- Safe working load: 880 lbs (400 kg)
- Sheave diameter: 1 9/16" (40 mm)
- Breaking load: 2,200 lbs (1,000 kg)
- Weight: 2.3 oz (66 g)