Ronstan, Orbit quadblok med svirvel serie 40 BL137375 Swim fins in black/grey with

Swim fins in black/grey with a unique 'fishtail' design that provides a good response in the kick

designed for flush mounting

Designed for use in marine applications and with pan head ISO14587

Then mount it in the desired position and tighten the turnbuckle by inserting a thin screwdriver or similar through the small hole in the middle and turning until the wire is fully tensioned

Ronstan, Orbit quadblok med svirvel serie 40 BL137375 Swim fins in black/grey withRonstan Orbit quad block with swivel is a class leading block designed for both dynamic and static loads. The lightweight yet strong construction and advanced two stage bearing system make it ideal for boat systems where minimal friction is crucial. Brand: Ronstan Working load: 600 kg Breaking load: 1200 kg Max rope diameter: 10 mm Series: 40 Sheave diameter: 40 mm Product weight: 192 g Package dimensions: Dimensions: 11 cm 7 cm 4 cm Gross weight: 0.