All-Vac
The All VAC LJ45AMP1420T34L is a 4-1/2 inch (11cm) diameter concave vacuum cup engineered for reliable temporary mounting on flat or curved surfaces. With a 40 lb (18kg) load capacity and a durable black polycarbonate mount featuring a 1/4-20 threaded stud, this vacuum cup delivers professional-grade performance for camera mounting, glass handling, and equipment installation applications without requiring permanent drilling or surface damage.
Q: Can I use this for mounting a camera on a curved car windshield?
A: Yes, this concave vacuum cup is specifically designed to attach to both flat and curved smooth, nonporous surfaces, making it ideal for vehicle camera mounts on windshields and body panels.
Q: What surfaces will this vacuum cup hold to?
A: This vacuum cup attaches to smooth, nonporous surfaces including glass, polished metal, plastic, and other non-textured materials. Both flat and curved surfaces are compatible.
Q: What weight can it safely support?
A: This vacuum cup has a load capacity of 40 lbs (18kg), suitable for cameras, video equipment, surveying instruments, and light material handling applications.
Q: How do I know if the suction is failing?
A: The integrated red-line indicator provides a visual warning of any vacuum loss, allowing you to take action before the mount fails.
Q: Can I reuse this vacuum cup multiple times?
A: Yes, this is a reusable vacuum mount designed for repeated use. The check valve allows re-pumping to restore vacuum without removing the cup, and lift tabs enable instant release for repositioning.
Q: What equipment can I attach with the threaded stud?
A: The 1/4-20 thread x 3/4" length stud is compatible with standard camera equipment, tripod heads, surveying instruments, and other devices with 1/4-20 mounting holes.
Q: Do I need to drill holes to use this mount?
A: No, this vacuum cup provides a reliable, temporary mount without drilling holes, making it perfect for rental vehicles, temporary installations, or situations where permanent mounting isn't possible.
All-Vac
The All VAC LJ45AMP1420T34L is a 4-1/2 inch (11cm) diameter concave vacuum cup engineered for reliable temporary mounting on flat or curved surfaces. With a 40 lb (18kg) load capacity and a durable black polycarbonate mount featuring a 1/4-20 threaded stud, this vacuum cup delivers professional-grade performance for camera mounting, glass handling, and equipment installation applications without requiring permanent drilling or surface damage.
Q: Can I use this for mounting a camera on a curved car windshield?
A: Yes, this concave vacuum cup is specifically designed to attach to both flat and curved smooth, nonporous surfaces, making it ideal for vehicle camera mounts on windshields and body panels.
Q: What surfaces will this vacuum cup hold to?
A: This vacuum cup attaches to smooth, nonporous surfaces including glass, polished metal, plastic, and other non-textured materials. Both flat and curved surfaces are compatible.
Q: What weight can it safely support?
A: This vacuum cup has a load capacity of 40 lbs (18kg), suitable for cameras, video equipment, surveying instruments, and light material handling applications.
Q: How do I know if the suction is failing?
A: The integrated red-line indicator provides a visual warning of any vacuum loss, allowing you to take action before the mount fails.
Q: Can I reuse this vacuum cup multiple times?
A: Yes, this is a reusable vacuum mount designed for repeated use. The check valve allows re-pumping to restore vacuum without removing the cup, and lift tabs enable instant release for repositioning.
Q: What equipment can I attach with the threaded stud?
A: The 1/4-20 thread x 3/4" length stud is compatible with standard camera equipment, tripod heads, surveying instruments, and other devices with 1/4-20 mounting holes.
Q: Do I need to drill holes to use this mount?
A: No, this vacuum cup provides a reliable, temporary mount without drilling holes, making it perfect for rental vehicles, temporary installations, or situations where permanent mounting isn't possible.

4-1/2″ Concave Vacuum Cup with 1/4-20 Thread x 3/4″ Stud

4-1/2″ Concave Vacuum Cup with 1/4-20 Thread x 3/4″ Stud