Features: *Size options:Choose from 28.6mm, 30mm, or 32mm as your repair or modify needs for the perfect fit. *Enhanced Performance:Upgrade your elastomer suspension fork with the STM upside-down fork repair kit spring kit. *Improved Suspension:Experience smoother and more responsive suspension performance with this replacement kit. *Easy Installation:Install the spring kit effortlessly and quickly, without the need for any special tools. *Sturdy and Reliable:Made with high-quality materials, this repair kit ensures long-lasting performance and reliability. Specifications: *Product Name:Upside-down Fork Repair Spring Kit *Material:Plastic *Teeth Distance:About 1.5 mm *Total length:About 128.1 mm *Size:Approx. 28.6mm,30mm,32mm(Internal Dia.) 28.6mm:23.8mm 30mm:25.3mm 32mm:27.3mm *Color:Black Package Content: 1 * Front Fork Supporting Post Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. 【Size options】Choose from 6mm, 30mm, or 32mm sizes to for ensure a perfect fit for your repair or modification needs. 【Enhanced Performance】Upgrade your elastomer suspension fork with the STM upside-down fork repair spring kit for improved performance. 【Improved Suspension】Experience smoother and more responsive suspension with this replacement kit, providing a better riding experience. 【Easy Installation】Effortlessly and quickly install the spring kit without the need for any special tools, saving you time and effort. 【Sturdy and Reliable】Made with materials, this repair kit offers long-lasting performance and durability for your suspension fork.