Ronstan Single Block – Orbit Ball Bearing

Ronstan’s Orbit Blocks are a great all-round solution boasting the highest strength-to-weight ratio available. The incredible Series 20 Orbit Block is capable of loads up to 250kg (550lb) while weighing only 9 grams. With a simple and secure attachment, theDyneema Link is easily fitted and retained by a moulded retainer clip. N.B. Block must be lashed through hub. Max Working Load andBreaking Loadare dependent on the strength of lashing. Knots, splices, stitching will generally have a lower Breaking Loadthan the line itself.Features:Sheave: high compression strength carbon black AcetalFrame/Cheeks: Toughened, glass fibre reinforced NylonLoad straps and ball bearings: Grade 316 stainless steelLow profile and compact.Fiddle block flexibility.High performance cleatingUsed for sheets and control lines on dinghies, sports boats and small keel boats. Control lines on larger yachts.SKUSeriesSheave DiameterMax Rope DiameterMax Working LoadBreaking LoadWeightRON-RF25109Series 2020mm6mm250kg550kg9gRONSTAN BALL BEARING ORBIT BLOCKBall Bearing Orbit Blocks boast the highest strength-to-weight ratio available with less friction and ultimate performance. This is achieved through all-composite reinforced polymer materials and a Dyneema rope link head.Their precision design allows the optimum number of ball bearings in loaded areas and eliminates them in inactive areas. Ineffective mass is reduced even further through fibre-reinforced composites in the block head, cleat arms and beckets.Series 20 BB OrbitBlock Lashing Head User Instructions