Snatch block, the cheekplate revolves around the sheave axle allowing the block to open a safety pin, which engages automatically on closing, stops the block from opening accidentally.Sheave Ø40, SWL 700 kg.Snatch block -> Snatch blockthe cheekplate revolves around the sheave axle allowing the block to open a safety pin, which engages automatically on closing, stops the block from opening accidentally -> sivulevy pyörii vinssin akselin ympärillä, jolloin vinssi voidaan avata, ja turvapinni, joka lukittuu automaattisesti sulkeutuessaan, estää vinssin vahingossa avautumisenSheave Ø40, SWL 700 kg -> Vinsin halkaisija Ø40, SWL 700 kg