Suitable for: 101, 121, 2000 Series, 4000 Series, 5000 Series, 6131, 6131BLS, 6140 Pet Vax, 6141, Pet Vax 6151sx, 7131, 8131, Pets & Stairs, 9131 Pets, VEW-01 Essentials, V-020, V-020P, V-020U, V-021A Spring, V-022 Rapide Spruce, V-024 Rapide Classic, V-024A Rapide Classic, V-025 Rapide, V-026 Rapide Deluxe, V-027 Rapide XL, V-035 Spot Scrubbe, V-123 Agility, V-124, Dual V, V-125 All Terrain, V-126 Integra, V-127 Integra 2, V-128 Agility Compact, V-130 Oasis, V-133 Oasis Complete, V-135 Rapide Spring Clean.