Product Features
Stainless Steel Band
The clamp features a stainless steel band, providing exceptional resistance to scaling and corrosion. This ensures a long-lasting and durable performance even in harsh environments.
Corrosion-Resistant Stainless Steel Screw
The screw used in the clamp is made from stainless steel, offering excellent corrosion resistance. This feature enhances the longevity of the clamp and maintains its effectiveness over time.
Worm Gear Mechanism
The clamp is equipped with a precise worm gear mechanism for band adjustment. This mechanism allows for accurate and easy tightening or loosening of the band, ensuring a secure and reliable fit.
Quick-Release Screw
The clamp's screw incorporates a quick-release feature, allowing it to swivel for convenient locking or disengaging of the clamp. This enables quick and efficient installation and removal of the clamp as needed.
Specifications

| Part No. | Diameter Range | PCS / CTN | |
|---|---|---|---|
| INCH | MM | ||
Band Width 12.7 mm |
|||
| QR-12 | 1/2” - 1 1/4" | 13-32 | 1000 |
| QR-20 | 3/4" - 1 3/4" | 19-44 | 1000 |
| QR-24 | 1" - 2" | 26-51 | 1000 |
| QR-28 | 1" - 2 1/4" | 26-57 | 1000 |
| QR-36 | 7/8" - 2 3/4" | 23-70 | 1000 |
| QR-48 | 1 5/8" - 3 1/2" | 42-89 | 500 |
| QR-56 | 1" - 4" | 26-102 | 500 |
| QR-72 | 2" - 5" | 51-127 | 250 |
| QR-88 | 2" - 6" | 51-152 | 250 |
| QR-104 | 2"- 7" | 51-178 | 250 |
| QR-116 | 2" - 7 3/4" | 51-197 | 250 |
| QR-128 | 2 5/16" - 8 1/2" | 59-216 | 250 |
| QR-152 | 2 5/16" - 10" | 59-254 | 250 |
| QR-188 | 2 5/16" - 12" | 59-305 | 250 |
Band Width 14.2 mm |
|||
| QR-12 | 1/2” - 1 1/4" | 13-32 | 1000 |
| QR-20 | 3/4" - 1 3/4" | 19-44 | 1000 |
| QR-24 | 1" - 2" | 26-51 | 500 |
| QR-28 | 1" - 2 1/4" | 26-57 | 500 |
| QR-36 | 7/8" - 2 3/4" | 23-70 | 250 |
| QR-48 | 1 5/8" - 3 1/2" | 42-89 | 250 |
| QR-56 | 1" - 4" | 26-102 | 250 |
| QR-72 | 2" - 5" | 51-127 | 250 |
| QR-88 | 2" - 6" | 51-152 | 250 |
| QR-104 | 2"- 7" | 51-178 | 250 |
| QR-116 | 2" - 7 3/4" | 51-197 | 250 |
| QR-128 | 2 5/16" - 8 1/2" | 59-216 | 250 |
| QR-152 | 2 5/16" - 10" | 59-254 | 250 |
| QR-188 | 2 5/16" - 12" | 59-305 | 250 |