Aluminum Alloy : This 7 Inch Empty Metal Reel is made of aluminum alloy, ensuring it is anti-bending, strong, and durable for long-term use Corrosion Resistant : The Empty Reel is designed to be corrosion resistant, ensuring it can withstand various environmental conditions without rusting or deteriorating over time 6 Holes for Easy Installation: With 6 pre-drilled holes, this Blank Reel is easy to install on any open reel to reel machine without the need for drilling additional hardware Replacement for Damaged Reel: This Tape Blank Reel is for replacing damaged or worn-out reels on your reel to reel tape player, ensuring seamless playback and recording Compatible with Various Machines: This Open Reel is designed to be compatible with a wide range of open reel recorder parts, making it a versatile and convenient choice for your audio needs, Weight: 0.29541943108 pounds, Manufacturer: Zambuph