Features Firmer Fixing:Prevents LEDs on PC boards from bending, breaking and short-circuiting, and keeps them at a consistent height. When you try to reduce weight or need it not to conduct electricity, such as isolating or fastening the PCB, use carbon fiber, etc. to make these parts suitable for the application. Standard Size:Reasonably shaped, the plastic holder is designed to have an inner diameter of 3mm, an outer diameter of 4mm, and a height of 15mm. secure and gentle mounting. Total 150pcs:There are 150 nylon spacers in the set, the large number will simplify the replacement of damaged parts, so many nylon round spacers to meet all your daily needs. Good Material:Made of high quality nylon insulation material, very safe to work.It is also durable for long term use. The insulated nylon material is strong and lightweight. Easy to Install: Light in weight and compact in size, the convenient installation can be quickly completed in several minutes. Specification: Item Type: Nylon Standoff Material: Nylon Colour: White Function: Used for the protection of LED standing on the PC board, so that the height is consistent. The middle partition design ensures that the pins will not be bent, broken or short circuited. Fire Rating: 94V-2 Working Temperature: -20℃-120℃ Package List: 150 x Nylon Standoff Note: Pay attention to safety protection when using. Package List 150 x Nylon Standoff