ebony frog for full size 4/4 violin bows, model EB01#. Silver mounted for a clean, professional appearance and durable contact points. Designed as a direct replacement or upgrade for bows with standard 4/4 frog mortises. Key benefits Reliable fit: Sized for standard 4/4 bows and compatible with common mortise and screw layouts, making replacement straightforward for most full size bows. Durable materials: Solid ebony body with silver mounting provides long term wear resistance where the frog meets the stick and screw. Consistent function: Precisely shaped seat and throat maintain steady hair tension and secure tightening, supporting consistent bow response. Clean appearance: Silver mounting gives a refined, lowprofile look that matches student and intermediate bows without altering overall balance significantly. Service friendly: Built to standard dimensions so luthiers and technicians can install it using common tools and established methods. Function and specifications Intended use: Replacement frog for 4/4 violin bows, model EB01#. Materials: Ebony frog with silver mounted fittings. Compatibility: Full size 4/4 violin bows with standard frog mortise and screw assemblies. Performance: Maintains screw engagement and hair tension for reliable playability; suitable for daily practice and performance when installed correctly. Typical use scenarios : a worn or cracked frog on a full size student or intermediate bow to restore reliable tightening and preserve the stick and button assembly. Upgrade: Swap an inferior factory frog for a solid ebony, silver mounted frog to improve durability and appearance while retaining the bow balance for everyday playing. Workshop or luthier use: Stock as a standard replacement part for routine bow maintenance and jobs in a setting. Installation and care Recommended installation by a luthier or experienced technician to ensure correct seating and alignment. Clean with a soft, dry cloth; avoid exposure to liquids or abrasive cleaners that could harm the wood or metal mounts. Regular check of screw engagement and hair tension after installation helps maintain consistent playability. This EB01# ebony frog provides a practical, compatible replacement option for full size 4/4 violin bows where durability, reliable function, and a neat silver mounted finish are required.