PROTECT YOUR ZERKS. KEEP GREASE FLOWING.

These tough, high-vis red grease fitting caps snap on tight and stay on — shielding your zerks from dust, mud, and grime that shut down machines and waste time. Whether you're running loaders, dozers, or backhoes, this 100-pack keeps your fittings clean and ready for the gun.

Designed for the harshest worksites, these polyethylene caps slide right onto M6, M8, or M10 metric grease nipples and hold steady through rough rides and bad weather. Simple. Durable. Essential for any serious operator or maintenance crew.

🔧 Built For:

Heavy equipment operators and mechanics
Field service techs and grease crews
Anyone looking to keep their gear clean and fittings protected

💪 Why Operators Trust These Caps:

Feature	Grease Nipple Co. Fitting Caps	Competitors
Quantity	✅ 100 per pack	⚠ Often sold in small packs
Material	✅ Heavy-duty polyethylene	⚠ Thin or brittle plastic
Visibility	✅ High-visibility red	⚠ Hard to see in low light
Fitment	✅ M6, M8, M10 metric zerks	⚠ May not fit snug
Operator-Ready	✅ Designed for job site abuse	⚠ Made for casual/light use

📐 Specs:

Material: Polyethylene (HD plastic)
Color: Red (high visibility)
Hole Sizes: Fits M6, M8, and M10 metric zerks
Quantity: 100 pieces per pack
Application: Dust protection for grease nipples (Zerk fittings)

🛠️ Grease Nipple Co. Promise:

If we wouldn’t use it in our own fleet, it doesn’t go on the shelf. Every product is operator-tested and field-approved.

📦 Shipping Info:

Most orders ship within 7–15 business days. Full tracking provided from our shop to your site.

✅ No Risk Guarantee:

If it doesn’t hold up or fit as expected — we’ll replace it or refund you. No games, no grease fires.

🔒 Secure Checkout 💳 Multiple Payment Options 🔁 Easy Returns 📦 Tracked Shipping

100pc Heavy-Duty Red Grease Fitting Caps – Poly Dust Covers for M6, M8, M10 Zerk Nipples