Presentation packaging, for chain guide, for ISCG-05 on E-type bottom bracket set CNC-milled aluminum 6061-T6, allows mounting of chain guides and bashguards with ISCG-05 mount on E-type bottom bracket sets, for mounting the adapter is placed between the frame and bearing cups on the drive side and secured by screwing on the bearing, weight: 31 g With the Guide.O Adapt you can easily retrofit ISCG-05 mounting points on your bike if it does not have the corresponding mounting points for a chain guide. The Guide.O Adapt is made of lightweight and durable 6061-T6 aluminum. For mounting, the adapter is placed between the frame and bearing cups on the drive side and secured by screwing on the bearing. Main color black Type/kind Accessories