Zenith M16 x 300mm Hot Dip Galvanised Cup Head Bolts & Nuts - 12 Pack

★★★★
85 reviews · 228+ sold
$133.65 $200.48 -33% OFF
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Description & Specs

Zenith Cup Head Bolts & Nuts are hot-dip galvanised coach bolts supplied as an M16 x 300mm 12-pack with nuts.

  • Bolt size: M16 x 300mm
  • Material: 4.6 grade steel
  • Finish: Hot-dip galvanised
  • Head type: Cup head
  • Pack: 12 (with nuts)

The domed cup head and square neck pull into timber to stop the bolt spinning as the nut is tightened. The extra-long M16 x 300mm size suits bolting through deep timber sections - posts, bearers and large structural connections. The galvanised finish suits outdoor use.

More about this product

Zenith M16 x 300mm Hot Dip Galvanised Cup Head Bolts And Nuts are designed for general-purpose construction, providing secure fastening with a low profile cup head for a flush finish.

Features

  • Low profile cup head for a flush finish
  • Square neck feature limits bolt spinning during application
  • Coarse thread for maximum grip strength
  • Hexagonal nuts included
  • Complies with Australian Standards BOLT: AS 1390, NUT: AS 1112

Specifications

Dimensions (W x H x D) 35mm x 310mm x 35mm per bolt
Weight 6.2kg total
Material 4.6 Grade Steel
Colour Grey
Model Number BGC16300
Volume/Size 12 Pack

Zenith M16 x 300mm Hot Dip Galvanised Cup Head Bolts And Nuts provide reliable fastening solutions for various construction needs.

Questions & Answers

What is this size used for?

Deep structural timber connections such as posts and bearers, where an extra-long M16 bolt is needed.

Can it be used outdoors?

Yes - the hot-dip galvanised finish suits outdoor and exposed timber fixings.

Shipping & Returns

Standard Shipping Australia-wide
Ships in 1-2 business days from our Australian warehouses
30-Day Returns
Change your mind? Return within 30 days for a full refund. Item must be unused and in original packaging.

Customer Reviews

4.3 ★★★★☆ 113 reviews
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✓ Fast Delivery ✓ Great Quality ✓ As Described Verified Purchases
R
Ryan S. 📍 Wollongong NSW
3 weeks ago
✓ Verified Purchase

Highly recommend

Really impressed with the Zenith M16 — it looks and feels more premium than the price suggests. Delivery was quick and packaging kept everything safe. No issues at all.

S
Sophie H. 📍 Geelong VIC
1 month ago
✓ Verified Purchase

Great quality

Good quality and arrived ahead of schedule. Very happy.

D
Daniel P. 📍 Hobart TAS
1 month ago
✓ Verified Purchase

Brilliant Aussie deal

Been buying Zenith gear for years and this is one of their better ones. The Zenith M16 quality is excellent — everything was included and setup took under 10 minutes. Had it at the door in Brisbane within 2 days. My son immediately claimed it for himself so I had to order another. 10 out of 10.

C
Chloe D. 📍 Darwin NT
1 month ago
✓ Verified Purchase

No complaints at all

Exactly as described. Quick shipping. Would buy again.

M
Michael C. 📍 Townsville QLD
1 month ago
✓ Verified Purchase

Works perfectly out of the box

Was exactly what I needed for the price I paid. Arrived well packaged and was easy to set up straight away. Already recommended it to a friend who is also thinking of getting one.

H
Hannah P. 📍 Cairns QLD
1 month ago
✓ Verified Purchase

Worth every cent

Did a lot of comparison shopping before buying here and I have no regrets. Best price I found anywhere and delivery was fast — 3 days to Melbourne. Product feels genuinely premium, not cheap at all. Packaging was solid too, box arrived in perfect shape. Will be back for more.