The CX4 to QSFP Cables have a stated minimum bend radius

 Product Features: CX4 to QSFP Cables Splitter Cable  Connector  QSFP+ Gbps Rated Connector  Connector 4x SFP+ Gbps Rated Connectors (SFF-8431 Compliant) Economicall Links up a QSFP port with an Upstream 10GbE-SFP+ Switch  Read more Sopto produces and provide a large selection of CX4 to QSFP Cables, including passive SFP+ cables and XFP cable, active SFP+ cables, and CX4 to QSFP Cables. For distances no longer than 7 meters we suggest to use our passive Direct Attached Cable. If the length is longer than 7meter, try to use our active direct attached cables to ensure your data transmission. These cables comply with the latest IEEE and MSA standards for twin axial The CX4 to QSFP Cables have a stated minimum bend radius of 32.35mm toensure they are not damaged. The CX4 to QSFP Cables have a stated minimum bend radius of 45mm  to ensure they are not damaged. Related: fiber optic adapters Read more Description: Sopto is the manufacturer of QSFP+ to 4 SFP+ Splitter Cables that designs and sources every subassembly in-house guaranteeing complete control over product performance, quality and consistency.