Spring lock for Optimist mast steps from Optiparts. This stainless steel spring prevents the nut from turning accidentally. There is no need for additional locking nuts anymore.
EX1441 Plastic Whistle with Lanyard
EX1441 Plastic Whistle with Lanyard
Spring lock for Optimist mast steps from Optiparts. This stainless steel spring prevents the nut from turning accidentally. There is no need for additional locking nuts anymore.