Suits 25mm tube

18 mm blocks feature an integrated stainless steel inner race and rivet

including new techniques and developments in sailing

Raised heel and pull tab for easy fitting

Maximum working load (lb) 1584 lb

Ronstan Series 40 Ball Bearing Orbit Block™, Fiddle with Cleat and Dyneema® Link Head RF45521 THINNERS INTERNATIONAL Suits 25mm tubeLightweight Fiddle block with adjustable cleat FEATURES Ultra Lightweight. Low friction 2 stage Orbital ball bearing system. Highest working load in its class. Low profile and compact. High performance cleating Composite C Cleat and fairlead. Convert to a becket version by adding a Dyneema link. Specifications Product Specifications Type of Block Fiddle Sheave diameter (mm) 40mm B. L. (kg) 700 M. W. L. (kg) 325* Max. Rope diameter (mm) 9 Weight (g)