NKD nitro V4 scooter bar is an oversized (raised) T-bar with reinforcing gussets. The bar is made of aluminium with an internal diameter of 28mm. It has a slit so it is ready for IHC compression systems. If you want to use the bar for SCS compression, you must purchase a SCS bar adapter. Note: In order to utilise and use this scooter component correctly, it requires certain skills and an in-depth understanding of the scooter. Therefore, the product is recommended for trained riders or riders with a level above. If you are inexperienced, you will find it difficult to take advantage of the fantastic functions the product has, and you risk damaging your parts.