Wichard Single ball bearing block - Cheek block
- Complete range of ball bearing blocks
- Modern design
- Innovative design with two lateral races of ball bearings
- Smooth running for low load and high speed action
- Under high load the hub runs on stainless steel bush which allows the sheave to run freely
- Light cheeks protecting the sheave
- Wide choice of fastenings thanks to the universal head
Applications:
Cheek blocks applications for genoa sheets
Materials:
Grade 316L stainless steel head configuration
Grade 316L stainless steel load straps
POM cheeks
Delrin® ball bearings
Composite saddle for cam models
Composite sheave
Terminal (shackle i.e…): 316L stainless steel grade
| Part Number | Sheave Diameter | Rope size | Length | Width | Thickness | Sheave diameter | Working load | Breaking load | Breaking load | |
|---|---|---|---|---|---|---|---|---|---|---|
| WCH-72120 | 35mm | 8 - 9mm | 52mm | 37mm | 20mm | 35mm | 320kg | 900kg | 44g | |
| WCH-73120 | 45mm | 10mm | 65mm | 49mm | 23mm | 45mm | 400kg | 900kg | 73g | |
| WCH-74120 | 55mm | 12mm | 81mm | 63mm | 26mm | 55mm | 720kg | 1500kg | 123g | |
| WCH-75120 | 70mm | 14mm | 103mm | 80mm | 34mm | 70mm | 1200kg | 2700kg | 294g |
