Sold by Hobby Bolts — tested, trusted, and shipped fast from an actual RC shop, not a random warehouse.
CowRC Udder Butter 8oz – Super Waterproof RC Grease
Udder Butter isn’t hardware-store grease in a fancy jar. It’s purpose-built for radio-controlled vehicles that get wet, dirty, and abused.
If you run crawlers, bashers, boats, or anything that sees mud or water — this is the stuff that keeps your drivetrain alive.
What makes Udder Butter different:
• Truly waterproof — won’t wash out in rain, mud, or puddles
• Thick, tacky formula that stays where you put it
• Great for gears, bearings, axles, diffs, pivots, and O-rings
• Reduces wear and noise in drivetrains
• Excellent corrosion protection for wet environments
This is the same grease trusted by hardcore RC builders and racers who don’t want surprise failures mid-run.
🔧 Where to use it (buyers LOVE this section)
Use Udder Butter on:
• Ring & pinion gears
• Portal axles
• Wheel bearings
• Diff housings
• Transmission gears
• Shock seals
• Pivot points
• Metal-to-metal contact areas
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🚚 Why buy from Hobby Bolts? (THIS is your edge)
• We stock this in our warehouse — not drop-shipped
• Fast shipping from the USA
• Real hobby shop knowledge behind every order
• Packed carefully so your tub arrives perfect
We don’t just sell RC products — we use them.
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📦 What you get:
• 1 × CowRC Udder Butter 8oz tub