Ronstan Series 30 Ball High Load Block with swivel. Ideal for high load applications. Wear resistant sheave material, in lightweight, self lubricating polymer, is suitable for use with rope or wire.

•Exceptionally high working loads
•Cheek cut-outs for easy bearing maintenance
•Suitable for both rope or wire

•Primary lead blocks on dinghies and catamarans
•Control lines on larger yachts

•Nylatron® sheave
•Grade 316 stainless steel load strap and head fitting
•Impact and U.V. resistant, fibre reinforced Nylon cheeks

Sheave Ø: 30 mm
Max. Rope Ø: 8 mm
Max. Cable Ø: 3 mm
Pin Ø: 4.0 mm
Max Working Load: 375 kg
Breaking Load750 kg
Weight: 28 g

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