A Top-quality Pro brass insert for sealing your master cylinder.
2.1mm Suit To Avid & Magura System
2.3mm Suit To Shimano System
●Material: Brass
●Inside Dimension 2.1mm / 2.3mm available for 5mm hose
●Suitable System:
2.1mm suit to AVID & MAGURA
2.3mm suit to SHIMANO
●Package : 8 PCS / PRG Zipper Bag