These Schumacher Racing Products aluminum pivot block spacers measure 0.5mm thick and are used to fine-tune suspension geometry on compatible Schumacher 2WD buggy platforms. The set includes two metal spacers, a larger rectangular plate and a smaller rounded plate, allowing precise adjustment of pivot block positioning. Swapping or stacking spacers is a common tuning technique for dialing in handling characteristics on the race track. Features: 0.5mm thickness for precise suspension geometry tuning Aluminum construction for lightweight durability Set includes two spacers of different profiles Compatible with Schumacher Cougar LD-series 2WD buggies 7/7/26 cs