Ronstan Double block 40 mm RF41212

Universal/All purpose block

· UV-resistant Acetal disc running on a polished stainless steel shaft.
· The HL blocks have a Nylatron® disc that can be used for wire or rope.
· The cleaning holes in the ball bearings make it easy to flush salt and sand out of the balls to ensure the blocks have a long and reliable service life.
· 316 stainless steel swivel.
· Fiber-reinforced and UV-resistant nylon block.
· Single blocks can lock the swivel every 90° or allow it to rotate freely.
· The violin block's sheet lock can be adjusted in 4 positions and the dog's paw can be removed by pulling it up and then the split bolt can be taken out.