OneUp Components Underbash
Best chainring protection for riders with ISCG05 frame mounts.
This bash guard offers essential impact protection for frames with two ISCG05 tabs, perfect for riders who don't need a full chain guide. It simplifies maintenance with a tool-free adjustment design and includes multiple plate sizes to fit various chainring setups.
$49.50
at
Outbound Mountain Gear
Who it's for
- Aggressive riders tackling rocky, technical terrain
- Weight-conscious mountain bikers seeking minimal setup
- Home mechanics preferring quick, hassle-free maintenance
Who should skip it
- Gravity riders needing extra chain security on rough trails
- Owners of older bikes lacking ISCG05 mounting tabs
- Budget-focused cyclists prioritizing value over premium protection
Performance breakdown
Installation Simplicity
Crank-on installation makes setup incredibly fast and frustration-free.
Impact Protection
Robust construction reliably shields chainrings from aggressive rock strikes.
Compatibility Range
Versatile sizing covers almost every common chainring setup seamlessly.
Hardware Quality
Stainless steel components ensure long-term durability against trail grit.
Frame Integration
Specific ISCG05 tab requirements limit use on some frame designs.
Adjustment Ease
Single-tool design allows for quick, precise tweaks on the fly.
Key Specs
Weight
68g (for 32-34T plate)
Capacity
28-36T chainrings
Chainline Adjustment
2.5mm
Mount
ISCG05 2-Bolt ONLY
Color
Black
Material
7075 aluminum, glass reinforced thermoplastic
Still have a question?
Ask Metto anything about the OneUp Components Underbash before you decide.
