LTWFITTING 90 Degree Elbow Brass Barb Fitting 5/8 ID Hose x 1/2-Inch Male NPT Fuel Boat Air(Pack of 5) Help keep the pump cleaner

Help keep the pump cleaner in between cleanings

The bio sponge filter optimizes the colonization of beneficial aerobic bacteriass which keeps the water fresh and clean to provide a better quality of living for your fish

Thread 2: 3/8 Inch NPT Female

Change every 3-4 weeks

LTWFITTING 90 Degree Elbow Brass Barb Fitting 5/8 ID Hose x 1/2-Inch Male NPT Fuel Boat Air(Pack of 5) Help keep the pump cleanerType: Male Hose Barb Elbow Hose ID: 5 8 Inch Thread: 1 2 Male NPT Materies: BRASS Net Weight : 67 g pc Choosing products dimensions and quantities at column of size and colour seperately,price would be more favorable if choosing wholesale.