Barton Size 1 30mm Plain Bearing Pulley Block Double w/Swivel [N01230] Marine Hardware | Swim Platforms with its buoyant design

with its buoyant design

designed specifically for transom mounting on sailing boats

Multivolt electronics ensure constant light output in 12V or 24V DC systems

The size and shape of the SR-M LED Light allows it to fit almost anywhere

and NMEA 0183 interface

Barton Size 1 30mm Plain Bearing Pulley Block Double w/Swivel [N01230] Marine Hardware | Swim Platforms with its buoyant designSize 1 30mm Plain Bearing Pulley Block Double with Swivel The Size 1 Plain Bearing Blocks have a 30mm (1 3 16") sheave. The range is designed with an internal steel frame for added strength and durability. Also available in ball bearing sheave options, the lightweight modern design is available in variations that allow for a multitude of uses on every size craft. The 30mm sheave Size 1 block range is designed with an internal steel frame for added