Ronstan Series 30 SP Single Utility Block (with Nylatron Sheave) - Loop Head Rope Size:8 mm It is also a suitable

It is also a suitable primer of Sikasil adhesives and sealants on porous and non-porous substrates

2 speeds with a low power-draw motor

Will not wash off

bottom paint and glue

Ronstan Series 30 SP Single Utility Block (with Nylatron Sheave) - Loop Head Rope Size:8 mm It is also a suitableRonstan Series 30 Special Purpose Single Utility Block (with Nylatron Sheave), Loop Head RF30101HL Exceptionally high working loads Lightweight Cheek cut outs for easy bearing maintenance Suitable for both rope or wire Applications Primary lead blocks on dinghies and catamarans Control lines on larger yachts Halyards Backstays Materials Nylatron sheave Grade 316 stainless steel load strap and head fitting Impact and UV resistant, fibre reinforced