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Whole Chain Tech's aluminum alloy Pull-out Truck Access Ladder is an integrated boarding solution designed for a wide range of high-ground-clearance vehicles, including vans, trucks, RVs, and special-purpose work vehicles. It is particularly well-suited for the mainstream high-roof vans and heavy-duty trucks in the North American market, delivering an efficient operational experience of "hidden storage + one-click boarding".
| Vehicle/Body Type | Key Internal Cargo Dimensions (Reference) | Recommended Ladder Series | Retracted Ladder Length (Key Matching Parameter) | Approx. Maximum Working Height of Ladder | Rated Load Capacity of Ladder |
|
Light-duty Truck (e.g. Transit, Iveco) |
Internal length: 12' - 20' (3.66m - 6.10m) Internal height: 82" (2.08m) Internal width: 94.5" (2.40m) |
Urban Elf Series (Light-duty Multi-functional Ladder) |
12ft model: ≤ 3.60m 16ft model: ≤ 4.85m 20ft model: ≤ 5.80m |
5.5m - 11.0m (Increasing by model) |
150kg (Type I) |
|
Heavy-duty Box Truck (Large box truck, Engineering vehicle) |
Internal length: 16' - 26' (4.88m - 7.92m) Internal height: 94" (2.39m) Internal width: 96" (2.44m) |
SkyLift Heavy Industry Series (Heavy-duty Industrial Ladder) |
18ft model: ≤ 5.50m22ft model: ≤ 6.70m26ft model: ≤ 7.90m |
8.0m - 14.5m (Increasing by model) |
200kg (Type IA) |
| Structural Components | Technical Features & Materials | Core Advantages (Data/Functional) |
| Telescopic Locking System | Dual-Spring Automatic Latch | Safe and Reliable: Each section is independently locked; the latch strength shows no attenuation after 5000 fatigue tests. Easy Operation: One-key release, single person can complete deployment and retraction within 60 seconds. |
| Joint Hinge | High-Strength Forged Steel Bearing Hinge | Sturdy and Durable: Load-bearing hub with an opening and closing life of more than 20,000 times. Multi-Form: Supports multiple transformations such as straight ladder, A-frame ladder, step mode, scaffolding platform, etc. |
| Pedals & Ladder Feet | Anti-Slip Patterned Pedals + Adjustable Anti-Slip Feet Pads | Safe and Anti-Slip: Pedal friction coefficient ≥ 0.8, meeting ANSI standards. Ground Adaptability: Foot pads can be rotated and adjusted to adapt to uneven ground and maintain stability. |
| Vehicle-Mounted Fixing Interface | Integrated E-track/Z-track Locking Points | Firm Fixation: Can be directly locked with the truck logistics track system to achieve zero-shake transportation. Quick Loading & Unloading:Uniquebuckle design, fixing or removing takes only 30 seconds. |
Check all structural components (Ladder Column Main Body, Telescopic Locking System, etc.) for completeness and no damage; ensure a flat, stable assembly site; prepare auxiliary tools (hex wrench, screwdriver if needed).
Step 1: Align and insert ladder column sections until the dual-spring latch locks in place; confirm no loosening.
Step 2: Install joint hinges and anti-slip pedals, ensuring firm fixation and flexible hinge rotation.
Step 3: Attach adjustable anti-slip feet and E-track/Z-track locking points, lock with patented buckles.
Step 4: Extend the ladder to inspect locking, pedal stability and one-key release function; verify safety performance.
Key Notes：Do not use damaged components; tighten all fasteners; lock to truck track for vehicle-mounted use; perform regular maintenance (cleaning, lubrication) after assembly.
● High-Grade Aluminum Alloy: Lightweight (60% lighter than steel/stainless steel), rust-proof, corrosion-resistant, ideal for outdoor/coastal/humid working environments, higher strength-to-weight ratio than stainless steel ladders, no extra vehicle payload burden.
● Anti-slip Perforated Steps: Non-slip, drainable, dust-resistant, easy to clean.
● Matte/Brushed Finish: Modern, aesthetic, no heavy industrial look; scratch-resistant and fade-resistant coating for long-term appearance retention.
● Telescopic/Folding: Fully retractable, wall/cabinet storable; stable inclined ladder, >150kg load capacity with lightweight build for easy handling.
● Wall-mounted/Recessed: Invisible when idle, one-click pull-out, more space-saving than traditional ladders; compact retraction design fits all van/truck cargo space constraints.
● Weldless/One-piece (High-end): Sturdier, higher load-bearing, sleeker appearance; aluminum alloy’s excellent formability ensures seamless one-piece structure with no weak weld points.
● One-click Telescopic/Locking: Easy for seniors/women, auto-lock prevents accidental retraction; lightweight aluminum alloy body allows single-person effortless deployment/retraction.
● Lightweight & Portable: Sturdy yet ultra-light for single-person movement and vehicle-mounted transportation, no heavy lifting required.
● Quiet Operation: Low noise, no family/working environment disturbance.
● Customizable: Adjustable length, steps, and installation (wall/floor) for different heights/spaces; aluminum alloy’s easy processability supports flexible customizations with short lead time.
● Weather Resistant: Natural oxide film on surface provides inherent protection against rain, snow, road salt (North American winter use), no frequent maintenance required
Address
No. 16, Baoyun Road, Longxing Town, Yubei District, Chongqing City, China
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