Gator GPA-CVR8 Nylon Speaker Cover for Compact 8" Speaker Cabinets Mapex Black Panther Series 3 and 4 N are

3 and 4 N are common

Interior dimensions are

Advanced pneumatic shock mount minimizes mechanical noise and vibration

Usable Frequency Range 63Hz - 3

Gator GPA-CVR8 Nylon Speaker Cover for Compact 8" Speaker Cabinets Mapex Black Panther Series 3 and 4 N areNylon Speaker Cover for Compact 8" Speaker Cabinets Speaker Slip Cover Designed to Fit the Hottest 8 Speaker Cabinets on the Market Rugged Water Resistant Polyester Construction Built In Waterproof Backing Protective, Padded Interior with Soft Lining Handle Holes on the Top of the Cover Align with the Built In Handles of the Speaker Providing Access for Moving Case with Cover On Designed to Fit QSC K8, Turbosound iQ8, and Yamaha DRX8