This tool helps you quickly and safely route wiring inside the bike.Features:- Rubber-coated stainless steel traction rope that helps prevent damage to paint- Aluminum alloy traction rope with quick-disassembly design for easy use- Includes three metal connectors to handle complex wiring conditions- Multi-functional strong magnet for easy retrieval of the traction rope- Comes with a storage box for convenient organization and portabilitySpecifications:- Type: Type A, Type B (optional)- Main color: Blue- Material: Aluminum alloy + stainless steel- Compatible with carbon fiber frame, titanium alloy frame, aluminum alloy frame- Magnet size: Type A: 43 x 12 x 8mm / 1.7 x 0.5 x 0.3in Type B: 50 x 15 x 9.7mm / 2.0 x 0.6 x 0.4in- Package size: 90 x 67 x 30mm / 3.5 x 2.6 x 1.2in- Package weight: 61g / 2.2 ouncesNotice:1. This inner wire routing tool is not suitable for steel frames.2. Designed for frames with an inner diameter of 6mm or larger.3. When installing a brake oil hose, cut 10mm from the hose end connection to help prevent oil leakage.Packing List:- 1 x Magnet- 1 x Aluminum Alloy Traction Rope- 3 x Metal Connector- 1 x Guide Rope- 1 x 1.6M Connect Rope- 1 x User Manual- 1 x Storage Box