Legit Heavy Duty M20 Crankset Screws 7075 Aluminum Alloy CNC Machined Bicycle Crank Arm Bolts For Mtb Trail Hardware Top Shelf Build Tough Enough To Shred Singletrack Smoothly 2 Piece Set

Heavy Duty M20 Crank Bolts 7075 Aluminum For Bikes
✔️ 2 piece set features 28mm head 20mm nut for MTB trail rides

This 2-piece set of crank bolts swaps out worn-out hardware to keep your chainrings locked tight. Built from 7075 aluminum alloy they handle heavy loads and rough terrain without rusting out. Riders use these for mountain bikes, hybrid trails, and daily gravel commutes where reliable drivetrain security matters most.

✅ Model M20 threaded design locks chainrings firmly in place
✅ CNC machined 7075 aluminum prevents corrosion damage
✅ Hollow shaft compatible slips onto standard MTB crank arms
✅ Smooth red finish plays nicely with modern bike frames
✅ Works with a basic 3/8 hex tool for fast swaps

💡 Why are aluminum crank bolts a handy upgrade for steep climbing and rough descent scenarios? Swapping out cheap iron hardware slaps serious grip and saves spinning weight too. - High-strength alloys shrug off brutal impacts without cracking when you push hard - Spot-on thread cuts match factory specs so your chainring stays locked tight forever - Grit-resistant surfaces bounce off mud and spray so tools stay clean for the next ride

✝️