--- title: "Caffolding Adjustable Hollow Solid Screw Jack Base/ U Head/ Base Jack and Fork Head Jack Leveling Jack with Jack Nut for Construction" description: "Caffolding Adjustable Hollow Solid Screw Jack Base/ U Head/ Base Jack and Fork Head Jack… — Other Machine & Custom Screws. MOQ 1,000 pieces, US$0.48 – 0.72." url: https://engineeringhardware.com/product/caffolding-adjustable-hollow-solid-screw-jack-base-u-head-base-jack-and-fork-head/ source: Engineering Hardware & Fasteners --- # Caffolding Adjustable Hollow Solid Screw Jack Base/ U Head/ Base Jack and Fork Head Jack Leveling Jack with Jack Nut for Construction [![Caffolding Adjustable Hollow Solid Screw Jack Base/ U Head/ Base Jack and Fork Head Jack Leveling Jack with Jack Nut for Construction](https://img.engineeringhardware.com/Caffolding-Adjustable-Hollow-Solid-Screw-Jack-Base-U-Head-Base-Jack-and-Fork-Head-Jack-Leveling-Jack-with-Jack-Nut-for-Construction.webp)](https://img.engineeringhardware.com/Caffolding-Adjustable-Hollow-Solid-Screw-Jack-Base-U-Head-Base-Jack-and-Fork-Head-Jack-Leveling-Jack-with-Jack-Nut-for-Construction.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Screws › Other Machine & Custom Screws](https://engineeringhardware.com/fastener-products/screws/other-machine-custom-screws/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/caffolding-adjustable-hollow-solid-screw-jack-base-u-head-base-jack-and-fork-head.md) Model no. **C-20** US$0.48 – 0.72 / piece MOQ 1,000 pieces · Final price confirmed in your quote - **Surface Treatment:** Yes - **Material:** Metal - **Sureface Treatment:** Galvanzied Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Caffolding%20Adjustable%20Hollow%20Solid%20Screw%20Jack%20Base%2F%20U%20Head%2F%20Base%20Jack%20and%20Fork%20Head%20Jack%20Leveling%20Jack%20with%20Jack%20Nut%20for%20Construction%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fcaffolding-adjustable-hollow-solid-screw-jack-base-u-head-base-jack-and-fork-head%2F) Specifications are as listed for this product. Engineering Hardware & Fasteners confirms ratings, mating parts, compatibility, packing and lead time with you before you order. ## Specifications | Customization | Available | | --- | --- | | After-sales Service | Online Technical Support | | Warranty | 2years | | Model NO. | C-20 | | Application | Scaffolding | | Certification | CCC, ISO | | Surface Treatment | Yes | | Technics | Casting | | Material | Metal | | Type | Fasteners | | Item | Scaffolding Formwork Nut | | Note | OEM Service Is Available | | Sureface Treatment | Galvanzied | | Construction Properties | Building Scaffold | | Scaffolding Part Type | Formwork | | Erection Position | External Scaffolding | | Package | Steel Pallets | | Delivery | 30 Days After Confrimation | | Transport Package | Woven Bag, Pallet, Carton, Plywood Case | | Specification | 38mm | | Origin | Cangzhou Hebei Chaina | | HS Code | 73089000 | | Production Capacity | 300000/Year | | Category | [Other Machine & Custom Screws](https://engineeringhardware.com/fastener-products/screws/other-machine-custom-screws/) | ## Technical parameters | Item | Scaffolding Slab Concrete Formwork Anchor Nut | | --- | --- | | Material | QT500-7 | | Dimensions | 38mm | | Weight | 0.49KG | | Surface | Plating | | Standard | DIN 18216 | | Note | OEM service is available | | MOQ | 1000/piece(s) | | Package | In steel pallet ,carton, plywood case, or as your request | | Payment Terms | TT,L/C, we can contact in detail | | Delivery Time | 20-30days | ## Description Caffolding Adjustable Hollow Solid Screw Jack Base/ U Head/ Base Jack and Fork Head Jack Leveling Jack with Jack Nut for Construction is part of our other machine & custom screws range (Screws). ### Key details - **Type:** Fasteners - **Material:** Metal - **Surface Treatment:** Yes - **Application:** Scaffolding - **Certification:** CCC, ISO - **Warranty:** 2years - **Technics:** Casting - **Item:** Scaffolding Formwork Nut Available configurations include surface treatment, material and sureface treatment. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 1,000 pieces at US$0.48 – 0.72 per piece. Send one inquiry with the part number, quantity and destination, and Engineering Hardware & Fasteners confirms size, thread, material, grade, finish, price, lead time and shipping, checks the goods before dispatch and ships them to you. ## Frequently asked questions ### What is the minimum order quantity (MOQ) for Caffolding Adjustable Hollow Solid Screw Jack Base/ U Head/ Base Jack and Fork Head Jack Leveling Jack with Jack Nut for Construction? The listed minimum order is 1,000 pieces, at US$0.48 – 0.72 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size. ### What are the main specifications of Caffolding Adjustable Hollow Solid Screw Jack Base/ U Head/ Base Jack and Fork Head Jack Leveling Jack with Jack Nut for Construction? Type: Fasteners; Material: Metal; Surface Treatment: Yes; Application: Scaffolding; Certification: CCC, ISO; Warranty: 2years. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include surface treatment, material and sureface treatment. Size, thread, length, material and grade, surface finish, head marking, packaging and labels can be quoted to your specification or drawing. ### What is the lead time and how is it shipped? Lead time depends on quantity and customization and is confirmed in your quote. Engineering Hardware & Fasteners checks the goods before dispatch and ships by express, air or sea; mixed orders can be consolidated in one shipment. ### Which other other machine & custom screws are available? The Other Machine & Custom Screws category lists 14,058 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/screws/other-machine-custom-screws/](https://engineeringhardware.com/fastener-products/screws/other-machine-custom-screws/) How we work ## Specified, checked and shipped by Engineering Hardware & Fasteners Engineering Hardware & Fasteners supplies bolts, screws, nuts, washers, anchors, rivets and fastening hardware to equipment makers, contractors, distributors and maintenance teams. Orders go through one controlled process: size, thread, material, grade and finish confirmed, samples approved, dimensions, thread fit and plating checked before packing, then packed for export — standard or made to drawing. - DIN, ISO, ASTM, ANSI, JIS and GB standard parts - Non-standard parts made to your drawing - Dimensions, thread gauges and plating checked before packing - Export cartons and pallets, consolidated mixed orders - Samples available for approval before mass production [![Production floor](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor-1024x683.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor.webp) Production floor [![Inspection bench](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench.webp) Inspection bench [![Sorting & 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custom quote →](https://engineeringhardware.com/contact/) ## Request a quote for this product ## Related products [All Other Machine & Custom Screws →](https://engineeringhardware.com/fastener-products/screws/other-machine-custom-screws/) [![Kmd60/125 Twin Conical Screw and Barrel for PVC Pipe Extrusion](https://img.engineeringhardware.com/Kmd60-125-Twin-Conical-Screw-and-Barrel-for-PVC-Pipe-Extrusion.webp)](https://engineeringhardware.com/product/kmd60-125-twin-conical-screw-and-barrel-for-pvc-pipe-extrusion/) Other Machine & Custom Screws ### [Kmd60/125 Twin Conical Screw and Barrel for PVC Pipe Extrusion](https://engineeringhardware.com/product/kmd60-125-twin-conical-screw-and-barrel-for-pvc-pipe-extrusion/) DIN, JIS · Alloy Steel **US$3,600 – 6,000**MOQ 1 set [![Brass DIN910 Heavy-Duty Hexagon Head Screw 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