Ronstan Series 30 Ball Bearing Orbit Block – Triple – RF35302

Series 30 Ball Bearing Orbit Block™ – TripleBall Bearing Orbit Blocks™ boast the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials and multiple attachment options.Their precision design provides the optimum number of ball bearings for minimum friction while weight reduction is achieved through the use of fiber-reinforced composites in the block head, cleat arms and beckets.Features:LightweightHighest working load in its classSecure, versatile and secure attachementLow profile and compactApplications:Mainsheet systems and spinnaker sheets on dinghies to 5M(16′)Halyard, vang and backstay applications on boats to 5M(16′)Control line applications on larger yachtsMaterials:Sheave: High compression strength carbon black AcetalBall Bearings: High compression strength AcetalFrame/Cheeks: Toughened, glass fiber reinforced NylonLink: UV stabilized, multi-strand impregnated SK75 DyneemaSpecifications:Sheave Ø:30mm(1-3/16″)Max. Rope Ø:8mm(5/16″)M.W.L.:550kg(1,210lbs)B. L.:1,100kg(2,430lbs)Weight:73g(2.6oz)