uxcell 4" Paper Speaker Cone Subwoofer Cones Drum Paper 0.8" Inner Diameter with Rubber Surround 2 Pcs

• 4 Inches speaker paper cone, fit speaker voice coil up to 19.5mm/0.8" (Coil Diameter), the depth is 23mm.
• Single roll rubber surround. 90mm outside diameter and 74mm inner diameter of the surround.
• Made of high-grade paper. Strong enough to resist scratch and stretch, a sealed round edge would block the dirt and protect the coil.
• The cone(Diaphragm) is a front part of the loudspeaker. When the coil moves forward and back, drives the cone like a drum skin vibrating to make sound and into the airs.
• Feature. The paper cone has a smoother high-frequency roll-off, but the paper cone can absorb moisture from the air, changing its mass and damping characteristics.

4 Inches speaker paper cone, fit speaker voice coil up to 19.5mm/0.8" (Coil Diameter), the depth is 23mm. Single roll rubber surround. 90mm outside diameter and 74mm inner diameter of the surround. Made of high-grade paper. Strong enough to resist scratch and stretch, a sealed round edge would block the dirt and protect the coil. The cone(Diaphragm) is a front part of the loudspeaker. When the coil moves forward and back, drives the cone like a drum skin vibrating to make sound and into the airs. Feature. The Paper cone has a smoother high-frequency roll-off, but the paper cone can absorb moisture from the air, changing its mass and damping characteristics. 4" speaker paper cone with rubber surround Overall Diameter: 98mm(About 4 inches) Voice Coil Diameter(Inner Diameter): 19.5mm(About 0.8 inches) Depth: 23mm Surround Outside Diameter: 90mm Surround Inner Diameter: 74mm Surround Width: 8mm Cone Material: Paper Surround Material: Rubber Roll of the surround: 1 Package Content: 2 Pcs 4" Paper Speaker Cone with Rubber Surround