p strong Series 55 Ratchet Mount Orbit Block - Cheek Anti-Clockwise Rotation strong p p strong Features strong p ul li Up to 20 1 holding power li li Smooth easing of sheets li li High performance cleating li li Automatic amp manual ratchet block li ul p strong Automatic ratchet block strong p p Now you can enjoy the flexibility of setting up your ratchet blocks to suit yourself Ronstan is the only company that offers a ratchet block with both auto and manual engagement modes In the auto mode of the ratchet mechanism engages when load is applied but switches off when its released This lets the sheet run out smoothly and freely-great for rapid easing of the sheet and for gybing asymmetric spinnakers In manual mode the ratchet mechanism can be switched on or off as required This is the preferred mainsheet set-up for may top sailors Try the block in both modes and see which you prefer - you really cant go wrong p p Selected Series 55 models p p nbsp strong Awesome ratchet block holding power strong p p Quite simply Ronstan Ratchet Orbit Blocks trade have the highest holding power available The sophisticated NC-machined sheave features Generation 2 of our patented sheave cross-hole geometry Its holding power is up to 21 1 almost double that of our nearest competitor The unique sheave design has 12 gripping faces which directly resist loaded line movement Traditional designs have only 8 faces with an angled resistance to line movement Our Generation 2 design has straight resistance faces which both distribute the load and minimize rope wear These faces are offset from the radial line to draw the rope down into the gripping area when under load nbsp p p strong Simple and secure attachment strong p p The Dyneema reg Link is easily fitted and is retained securely by a molded retainer clip The flexible link can be left with one end attached to the block when fitting - no more lost shackle pins The system is compatible with Dyneema reg Spectra reg strops webbing and caron connection points - much more so than steel loop tops or shackles In auto mode the sheet runs out smoothly and freely as soon as the ratchet mechanism disengages In manual mode the sheave cross-hole geometry eliminates the shuddering run-out that you can expect from traditional v-groove ratchet blocks p p strong Materials strong p ul li Sheave Anodized Aluminium li li Ball Bearings High compression strength carbon black Acetal li li Frame Cheeks Toughened glass fiber reinforced Nylon li li Rope Link UV stabilized multi-strand impregnated SK75 Dyneema reg li ul --- cis2 mmxtmJVt --- br
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