Features: Enhancing your drum set with this versatile expansion clamp that securely mounts your 4 inch cowbell using zincs alloys construction measuring 15.5cm x 8.0cm for excellent compatibility, perfect for drum set accessories and cowbell mounting solution. Featuring an adjustable clamping structure with locking fasteners and a combination bracket for flexible positioning, included L shaped installation tools (13cm/10mm & 21.2cm/12mm) for effortless drum hardware assembly and percussion instrument setup. Designed for drummers and percussion enthusiasts seeking to expand their drum set configurations with reliability, professional grade accessories for personality set customization. Ideal for live performances and practice, the 260 gram clamp delivers stability to prevent cowbell shifting during dynamic playing across various drumming setups. Experience seamless integration between your drum set and cowbell through this purpose built mounting systems, offering drum set expansion with quick setup and enhanced rhythmic versatility. Specifications: Color:Four Choices Dimension:13×21.2cm/5.11×8.34in Component:zincs alloys Package Includes: 1set Cowbell Mount Holder note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.