At its core, gooseneck tubing is a tightly wound helical wire (like a very stiff spring) that is covered by a protective outer skin. This construction allows it to bend freely in any direction while strongly resisting compression and extension. Once bent into a shape, it has a high degree of positional memory, meaning it will hold that form until you deliberately change it.
Anatomy & How It Works
A standard gooseneck has two key components:
Core (The "Bone"): This is the central helix, typically made from hardened steel. The thickness (gauge) of this wire and the tightness of the coil determine the tubing's strength and flexibility. A thicker, tighter coil offers more support but is harder to bend.
Cover (The "Skin"): The core is encased in an outer cover. This serves three purposes:
Protection: Shields the internal coil from damage and debris.
Aesthetics: Provides a clean, often textured, finished look.
Safety: Prevents pinching and creates a smooth surface to grip.
The principle behind its functionality is simple: when you bend the tubing, you are torsionally stressing the steel core. The core wants to return to its original, straight position, creating a counter-force at every bend. This internal tension is what allows it to hold its new shape firmly against the weight of an attached object.
The choice of material depends on the required strength, environment, and cost.
| Material | Core Wire | Outer Cover | Pros | Cons | Best For |
|---|---|---|---|---|---|
| Stainless Steel+Brass | Stainless Steel | Brass | Excellent strength-to-weight ratio, good flexibility, Light Duty,Good Corrosion Resistance, Excellent Form Stability, Cost-Effective,Aesthetic Appeal | Limited Flexibility Range,Not for Heavy Loads | Desk Lamps and Task Lights,Microphone Booms, Small Cameras and Webcams etc. |
| Stainless Steel+Stainless Steel | Stainless Steel | Stainless Steel | Excellent durability and corrosion resistance due to the all-stainless-steel construction. | Less flexible and heavier than goosenecks with an internal steel wire and external PVC coating. | Medium-duty applications in harsh environments (e.g., labs, marine, food processing) where chemical resistance is critical. |
| Spring steel+Brass | Spring steel | Brass | Excellent balance of durability, spring-back, and corrosion resistance for medium-duty holding tasks. | Heavier and more rigid than plastic or aluminum goosenecks, making fine adjustments less effortless. | Precisely positioning microphones, small lights, cameras, or sensors where a firm, stable hold is required. |
| Spring steel+Galvanized steel | Spring steel | Galvanized steel | Extremely durable and maintains its position well under heavy loads. | The galvanized coating offers only basic corrosion resistance, not suitable for harsh environments. | Precisely positioning heavy items like studio lights, microphones in dry, indoor settings. |
Audio-Visual: Microphone booms for studios and podcasts, camera mounts, LED light arms, tablet holders.
Lighting: Desk lamps, task lights, under-cabinet lighting, machine inspection lights.
Industrial & DIY: Holding gauges, mirrors, sensors, magnets, or cameras in precise positions for hands-free work.
Automotive: For mounting phones, GPS units, or action cameras inside a vehicle.
Medical & Dental: Surgical lights, dental mirrors, and tool holders where precise positioning and sterilization are key.
Consumer Goods: Flexible showerheads, kitchen faucet sprayers, and smartphone holders.
Define the Load: Weigh the item you want to hold (microphone, light, camera). This is your most important number.
Determine the Reach: How far does the gooseneck need to extend from its base to the object?
Check the Specs: Find a gooseneck where the rated load capacity exceeds your item's weight at your desired length. (Manufacturers provide load charts showing capacity vs. length).
Choose the Mount: Select the appropriate mounting style for your base (e.g., clamp to a desk or screw into a camera tripod).
Confirm the Fitting: Ensure the end fitting matches your accessory (e.g., a 1/4"-20 thread for a camera or a 5/8"-27 thread for a microphone clip).
Consider the Environment: For damp or harsh environments, choose stainless steel .
Avoid Over-Bending: Try not to bend the gooseneck into extremely tight coils or kinks, as this can permanently damage the internal core.
The "S-Curve" is Stronger: For maximum stability with heavy loads, form the gooseneck into a gentle S-shape rather than a single sharp bend. This distributes the stress and provides better support.
Cable Management: Many goosenecks have a hollow core, allowing you to run wires (for power or audio) cleanly through the center of the tube itself.
Combining Units: For extreme reach, you can sometimes connect two goosenecks together with a coupler, though this will reduce the total weight capacity.
Precision Adjustability – Bend and position devices exactly where needed.
Load-Bearing Strength – Securely supports tools, electronics, and lighting.
Durability – Designed to resist wear, fatigue, and corrosion.
Versatility – Suitable for medical, industrial, and consumer use.
Space-Saving Design – Offers flexibility without bulky equipment.
Laptop cooling fans, phone holders, and lamp mounts.
Hands-free mounts for cars, kitchens, and offices.
Flexible mounts for lights, tools, and small appliances.
Robotics, custom builds, and hobbyist applications.
| Type/Model | Outer Dianeter/OD ±0.2mm(inch) | Inner Diameter/OD ±0.2mm(inch) | MAX Length (with finishing) mm(inch) | Applications |
| CH-02 | 2(0.079) | 0.8(0.032) | 1200mm (47.24in) | Industrial, Medical, Electronics,Micro Devices to Heavy Machinery,Lighting, Robotics, Medical Tools, Microphones,antennas,etc |
| CH-03 | 3(0.118) | 1.3(0.051) | ||
| CH-04 | 4(0.157) | 1.8(0.071) | ||
| CH-05 | 5(0.197) | 2.5(0.098) | ||
| CH-06 | 6(0.236) | 2.8(0.110) | ||
| CH-07 | 7(0.276) | 3.5(0.138) | ||
| CH-08 | 8(0.315) | 4.0(0.157) | ||
| CH-09 | 9(0.354) | 4.5(0.177) | ||
| CH-10 | 10(0.394) | 5.5(0.217) | ||
| CH-11 | 11(0.433) | 6.0(0.236) | ||
| CH-12 | 12(0.472) | 6.5(0.256) | ||
| CH-13 | 13(0.512) | 7.0(0.276) | ||
| CH-14 | 14(0.551) | 7.5(0.295) | ||
| CH-15 | 15(0.591) | 8.0(0.315) | ||
| CH-16 | 16(0.630) | 8.5(0.335) | ||
| CH-17 | 17(0.670) | 9.0(0.354) | ||
| CH-18 | 18(0.709) | 9.5(0.374) | ||
| CH-19 | 19(0.748) | 10(0.394) | ||
| CH-20 | 20(0.757) | 10.5(0.413) | ||
| CH-21 | 21(0.827) | 11(0.433) | ||
| CH-22 | 22(0.866) | 11.5(0.453) | ||
| CH-23 | 23(0.906) | 12(0.472) | ||
| CH-24 | 24(0.945) | 12.5(0.492) | ||
| CH-25 | 25(0.984) | 13.5(0.531) | ||
| CH-26 | 26(1.024) | 14(0.551) | ||
| CH-27 | 27(1.063) | 15.8(0.622) | ||
| CH-28 | 28(1.102) | 16.5(0.650) | ||
| CH-29 | 29(1.142) | 17(0.670) | ||
| CH-30 | 30(1.181) | 17.5(0.689) | ||
| CH-31 | 31(1.220) | 18(0.709) | ||
| CH-32 | 32(1.260) | 18.5(0.728) | ||
| CH-33 | 33(1.299) | 19(0.748) | ||
| CH-34 | 34(1.338) | 19.5(0.768) | ||
| CH-35 | 35(1.378) | 20(0.787) | ||
| CH-36 | 36(1.417) | 20.5(0.807) | ||
| CH-37 | 37(1.456) | 21(0.827) | ||
| CH-38 | 38(1.496) | 21.5(0.846) | ||
| CH-39 | 39(1.535) | 22(0.866) | ||
| CH-40 | 40(1.575) | 22.5(0.886) |
Do you have a phone number to call for support or questions, and what are the hours to call?
Our tel phone number is： +86 18028905561
And our WhatsApp is： +86 18028905561
Our email: sales@flexiblearm.com
Business hours: 9:00 AM-18:00 PM (Monday – Friday)(UTC/GMT+08:00)
You can contact us and leave a message via the tel phone number or via WhatsApp.
