21″ Paper Cone UKP V21028520 | Cloth Surround 2 Roll | Semi Press | Black Glossy

The 21 Inch Paper Cone UKP V21028520 is designed for high-performance woofer speakers used in professional audio systems. It features a durable cloth surround with 2 roll suspension, providing excellent flexibility and strong mechanical stability during high excursion movement.

The semi press cone construction improves stiffness and sound response, helping the speaker deliver powerful bass and clear mid-frequency performance. The cloth surround enhances durability and allows smoother cone movement under high-power operation.

The black glossy coating improves the cone’s durability, moisture resistance, and overall appearance while helping maintain stable performance during long-term use.

This cone is widely used in speaker recone kits, woofer repair, and OEM speaker manufacturing, making it suitable for 21″ PA speakers, DJ systems, and professional audio drivers.

Key Features

• 21″ professional woofer paper cone
• Cloth surround with 2 roll suspension design
• Semi press cone structure for strong performance
• Black glossy coating for durability
• Smooth cone movement for better sound output
• Ideal for recone kits and speaker repair