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PATIKIL 5/16"-18 x 4 Socket Head Cap Screws Bolts, 10Pcs Carbon Steel Hex Head Metric Screws for Door Road Bicycle Mountain Bike Auto Ship Communication Equipment, Black - size: 5/16"-18 x 4

PATIKIL 5/16"-18 x 4 Socket Head Cap Screws Bolts, 10Pcs Carbon Steel Hex Head Metric Screws for Door Road Bicycle Mountain Bike Auto Ship Communication Equipment, Black - size: 5/16"-18 x 4

$22.99 USD
$22.99 USD
Sale Sold out
Taxes included. Shipping calculated at checkout.

About this item

  • SPECIFICATION: Color:Black; Thread Size: 5/16-18 UNC; Thread Length: 4 inch; Bolt Head Diameter: 10.9 mm / 0.43inch; Package List: 10Pcs Bolts and 1Pcs Inner Hexagon Wrench.
  • FEATURE: This hexagon socket screw is made of black carbon steel, which has high strength and hardness. After special processing, the wear resistance, corrosion resistance, and service life are further improved.
  • APPLICATION: This carbon steel hexagon socket screw is mainly used in situations that require high-strength fastening connections, providing a stable and reliable fixing effect. It is suitable for industries such as automobiles, bicycles, communication equipment, ship assembly, agriculture, new energy, construction, and light industry.
  • NOTE: Check thread size before use.
  • INSTRUCTION: 1.Check Thread Type: Match screw size to your component. 2.Screw the adapter with one end that matches the screw hole of the device into the screw hole of the device.

Overview

  • Material: Carbon Steel
  • Thread Size: 3/8"-16
  • Exterior Finish: Metal
  • Manufacturer Grade: Grade 12.9
  • Head Style: Hex

Low stock: 10 left

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Reviews

  • ⭐⭐⭐⭐⭐

    Ethan Miller — Seattle, Washington

    GripReady has a practical selection of climbing essentials that fits well into my regular gym routine. The items I ordered were simple to use, easy to organize, and useful for preparing before each session. Everything arrived as expected, and I would shop here again.

  • ⭐⭐⭐⭐⭐

    Olivia Turner — Austin, Texas

    I picked up a few training and hand-care accessories, and they have been convenient additions to my climbing bag. The products feel straightforward without unnecessary features, and the store made it easy to find items for both training and post-session care.

  • ⭐⭐⭐⭐⭐

    Ryan Cooper — Denver, Colorado

    I like that GripReady brings together different climbing essentials in one place. The products I received worked well for my home training setup and indoor climbing sessions. They were easy to understand, practical to store, and suited my everyday routine.

  • ⭐⭐⭐⭐⭐

    Mia Bennett — Portland, Oregon

    The climbing accessories I ordered have been useful for keeping my gear more organized and my sessions better prepared. The selection feels focused on products climbers can actually use regularly, from training tools to small gym-bag essentials.

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FAQ

What types of products does GripReady sell?

GripReady offers products for bouldering, indoor climbing, grip and finger training, hand and skin care, climbing chalk, chalk bags, hangboards, climbing holds, recovery tools, and gear organization. Please review each product page for its intended use and specifications.

How much does shipping cost?

We generally charge a flat shipping fee of $6.90 per order. The final shipping charge will be displayed at checkout before you complete your purchase. Customs duties, import taxes, and other international fees are not included unless specifically stated.

How long does order processing take?

Orders are generally processed within 1–3 business days, Monday through Friday, excluding public holidays. Processing may take up to 5 business days during peak periods, inventory checks, or payment verification.

How long will delivery take?

Estimated delivery after shipment is approximately:

United States: 5–10 business days

International destinations: 10–20 business days

Delivery times are estimates and may vary because of carrier delays, customs processing, weather, holidays, or other circumstances outside our control.

How can I track my order?

When tracking information becomes available, we will send a shipping confirmation email containing your tracking number or tracking link. Tracking may take several business days to show its first update after a shipping label is created.

Can I change or cancel my order?

Please contact us as soon as possible at housbirdcempo@gmail.com. We cannot guarantee changes or cancellations once an order has entered processing, been packed, or shipped. A request is confirmed only after you receive written confirmation from GripReady.

What is your return policy?

Eligible products may be returned within 30 calendar days after delivery. Products must generally be unused and returned with their original packaging, accessories, labels, and instructions. Opened hand-care products, used climbing equipment, customized items, and products marked as final sale may not be eligible. Please review our Return & Refund Policy before sending anything back.

What should I do if my order arrives damaged, defective, or incorrect?

Contact housbirdcempo@gmail.com as soon as reasonably possible. We recommend reporting the issue within 7 calendar days after delivery. Include your order number and clear photographs of the product, packaging, shipping label, and any visible damage. Please keep all packaging until the issue is resolved.

How do I know whether a product is suitable for my climbing setup?

Review the product dimensions, intended use, mounting method, weight limit, compatibility information, manufacturer instructions, and safety warnings before purchasing. Products must not be used for belaying, fall arrest, rescue, anchoring, or other life-support purposes unless they are expressly designed and certified for that specific use.

How can I contact GripReady customer support?

Email us at housbirdcempo@gmail.com with your name, order number, and a clear description of your question. We aim to respond within 1–2 business days, Monday through Friday, excluding public holidays and unusually busy periods.

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