HOD HEALTH AND HOME Australia has been operating online and instore for 8 years. All products come with a 1 year warranty, fast shipping and special offers added to our site daily.. These Double Roller Bow Supports Have A Steel Frame And Can Be Installed On Your Boat Trailer To Support The Bottom Part Of The Boat Making It An Indispensable Part Of Your Boat Trailer. Since The Height Of Our Double Roller Bow Supports Can Be Adjusted Between 59 - 84 Cm They Are Suitable For Smaller As Well As Bigger Boats. With A Weight Of 6 Kg X 2 And A Wheel Size Of 12.3 X 3.3 Cm The Whole Structure Stably Supports The Boat. Constructed From Zinc-Coated Steel Each Solid Bar Bow Support Can Handle 250 Kg And Totally They Have A Maximum Load Weight Of 500 Kg Ul> Material: Steel Frame And Rubber Roller Steel Thickness: 1.8 Mm Weight: 6 Kg X 2 Max. Load Capacity: 250 Kg Height: 59 - 84 Cm Wheel Size: 12.3 X 3.3 Cm (I¦ X W)