21 Inches Aluminum Basket for Louderspeaker (21-3#)

• Noise: <102dB
• Hi-Fi: Not Hi-Fi
• Activity: Passive
• Operation Mode: Button Control
• Speaker System: 2.1+1 Channel
• Speaker Material: Metal
• Model NO.: 21-3#
• Application: Commercial, Home
• Certification: CE, RoHS
• Monitor: LCD Screen
• THD: <0.005%
• Material: Aluminum
• Speaker Size: 21 Inches
• Transport Package: Standard Export Carton
• Specification: 21 inches
• Trademark: OEM
• Origin: Ningbo China
• HS Code: 8518900090
• Production Capacity: 50, 000PCS/Month

Product Description

21"-3# -1 (mm)

D Outer Diameter	H Total Height	d Inner Diameter	D4 Secondary Outer Diameter	B Diameter of mounting hole
¢545	160	¢488	¢495	¢520-8x¢8
D1 Diameter of Damper	H1 Effective Height	D3 Diameter of Centre Hole	A Diameter Of Rivet Hole
¢319	106	¢195	¢220-6x¢7
Diameter For Damper  ¢308-6xM5