Jagwire Hydraulic Hose Needle Insert For Shimano This Jagwire Hydraulic needle insert is a critical part for connecting your Jagwire hydraulic brake line to your Shimano J-Type and older brakes. An important item to have spares of in your home shop. Use in conjunction with the Jagwire Needle Driver Insertion Tool for easy installation. Features Compatible with Shimano J-Type brakes Bag of 10 since it's always good to have a spare Easy installation when using the Jagwire Needle Driver Installation Tool (sold separately) | Jagwire | Hydraulic Hose Needle Insert For Shimano Shimano J-Type, Bag Of 10