- Delivery & Returns
- Size Chart
Ronstan (RF46100) Series 40 Orbit Automatic Ratchet Single Block with swivel shackle head.
Ball Bearing Orbit Blocks™ boast the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials and multiple attachment options.
- Up to 14:1 holding power - highest available!
- Smooth easing of sheets
- Fully Automatic load sensing ratchet engagement
- Swivel shackle head for unlmited block rotation.
- Stainles steel shackle head for ultimate durability and compatibility with harsh fixing points.
Their precision design provides the optimum number of ball bearings for minimum friction while weight reduction is achieved through the use of fibre-reinforced composites in the block head, cleat arms and beckets.
- Sheave diameter 40mm
- Maximum rope diameter 9mm
- Maximum working load 175kg
- Breaking load 500kg
- Weight 44g
See related items for spare Dyneema retaining clips.
Delivery & Returns
- BKBruce K.Verified BuyerI recommend this productRated 5 out of 5 stars3 minutes agoGreat block for Feva kite sheets
Nice small block to take the load of the kite sheets on a Feva, especially for smaller sailors
- SLSteve L.Verified BuyerI recommend this productRated 4 out of 5 stars1 year agoAuto ratchet
Great block runs very smoothly, but locks in a little early for me.