Open Body Turnbuckle with Splice Eye*Dyneema Line not included with fittingsC. Sherman Johnson Marine's Splice Line fittings allow you to easily splice hi tech Dyneema line to standard life line fittings. The Splice Line fittings are designed to be light weight and easy on the line. Both US Sailing and ISAF now allow Dyneema/ Spectra life lines for offshore racing and Dyneema/ Spectra is also a great product for the cruising sailor that wants to replace their stainless steel life line cables. Professional splicing recommended. The C. Sherman Johnson Open Body Turnbuckle with Splice Eye is a type of turnbuckle used in rigging and tensioning applications. Here are the key details of this turnbuckle: Design: The turnbuckle features an open body design, which means that the body of the turnbuckle is not fully enclosed. This design allows for easy adjustment and inspection of the turnbuckle's components. Splice Eye: The turnbuckle is equipped with a splice eye at one end. A splice eye is a loop or eyelet that is spliced directly into a wire rope or cable. It provides a secure attachment point for connecting the turnbuckle to the wire rope or cable. Material: C. Sherman Johnson turnbuckles are typically made of high-quality stainless steel. Stainless steel is known for its corrosion resistance, making it suitable for use in marine and outdoor environments. Turnbuckles are used to adjust the tension or length of wire ropes, cables, or rods in various applications such as sailboat rigging, shade structures, and other tensioning systems. The open body design of the C. Sherman Johnson turnbuckle allows for easy adjustment using a wrench or tool.