These are Associated factory replacement front shock springs sized for 13mm shocks, rated at 3.1 lb/in with an L44 length, 7.5T coil count, and 1.2mm wire diameter. The green color coding makes it easy to identify the spring rate at a glance when tuning or swapping setups. Sold as a pair of metal coil springs designed for the Associated RC-10 platform. Features: 13mm shock diameter fitment 3.1 lb/in spring rate L44 length, 7.5T coil count, 1.2mm wire diameter Color-coded green for quick rate identification Sold as a pair 7/7/26 cs