Designed for extreme durability and quality, the rocker roller suspension is the perfect upgrade for your old worn down leaf springs. These springs provide a smoother ride and higher carrying capacity over conventional slipper leaf springs. Each spring is made from specially treated steel built to withstand our tough Australian Terrians. Extremely easy to install, they will replace most common rocker roller style of suspension. Advantages Pick your desired rating Designed for trailers from 2000kg to 4500kg Low impact and extremely abrasion resistant Resistance to wear & tear Load sharing rockers Excellent impact absorption What’s Included 1 x Replacement rocker roller spring only Note as these springs can be used in tandem or tri axle set up you will need to add the rating up for total trailer rating. Load capacity provided is for pair springs. This listing is for one spring only.