Replacement metal cello bow screw and mount designed to restore and maintain proper frog tension and hair adjustment on cello bows. Key benefits Durable metal construction for long service life and consistent adjustment. Restores the screw and mounting point that control hair tension, allowing precise tightening and loosening of the bow hair. Simple to mount and use, suitable for routine repairs or maintenance without complex tools. Compact design intended for installation on cello bow frogs. Important attributes Material: Metal for strength and wear resistance. Function: Adjusts and secures bow hair tension by turning the screw to move the frog. Compatibility: Intended for use with cello bows and their standard frogs. Performance: Provides stable, repeatable tension control when properly installed. Practical use scenarios a stripped or missing screw on a student or orchestral cello bow to restore basic tuning and playability. Use during routine maintenance by players or instrument technicians to ensure the frog adjusts smoothly. Fit as part of a project on older bows where the original mounting hardware has worn. What to expect A straightforward replacement component that focuses on the core mechanical function of the bow screw and mount. Easy installation when used with appropriate tools and basic knowledge of cello bow assembly. A durable metal part intended to the bow to reliable mechanical operation. Note: Intended specifically as a replacement screw and mount for cello bows. Ensure correct fit and compatibility with your bow frog prior to installation.