OneUp Components ISCG05 Underbash
If you're not looking for chain retention or your bike has an integrated chain guide, you can still add some bash protection with the OneUp ISCG05 Underbash.
The Underbash includes 3 different sizes of bash plate for compatibility with chainrings from 28-36T. Designed for frames with 2 ISCG05 tabs only (Evil, Rocky Mountain, etc). If your bike has three ISCG05 tabs, check with the frame manufacturer to ensure the lower tabs are strong enough for a bash application. Failure to do so could result in frame damage.
Features:
- Install without removing your crank
- Single tool install and adjustment
- BoostĀ compatible
- OvalĀ Compatible
- Stainless Steel hardwareĀ
- Includes 3 bash plates (28-30T, 32-34T, 36T)
Specifications:Ā
- Weight:Ā 68g 32-34T
- Capacity:Ā 28-36TĀ
- Chainline:Ā 2.5mm adjustmentĀ
- Mount:Ā ISCG05 2-Bolt ONLY
- Colour:Ā Black
- Material:Ā 7075 aluminum, glass reinforced thermoplastic
Model Item #: 1C0324
Product Information
Product Information
Shipping & Returns
Shipping & Returns

OneUp Components ISCG05 Underbash
OneUp Components ISCG05 Underbash
If you're not looking for chain retention or your bike has an integrated chain guide, you can still add some bash protection with the OneUp ISCG05 Underbash.
The Underbash includes 3 different sizes of bash plate for compatibility with chainrings from 28-36T. Designed for frames with 2 ISCG05 tabs only (Evil, Rocky Mountain, etc). If your bike has three ISCG05 tabs, check with the frame manufacturer to ensure the lower tabs are strong enough for a bash application. Failure to do so could result in frame damage.
Features:
- Install without removing your crank
- Single tool install and adjustment
- BoostĀ compatible
- OvalĀ Compatible
- Stainless Steel hardwareĀ
- Includes 3 bash plates (28-30T, 32-34T, 36T)
Specifications:Ā
- Weight:Ā 68g 32-34T
- Capacity:Ā 28-36TĀ
- Chainline:Ā 2.5mm adjustmentĀ
- Mount:Ā ISCG05 2-Bolt ONLY
- Colour:Ā Black
- Material:Ā 7075 aluminum, glass reinforced thermoplastic
Model Item #: 1C0324
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
If you're not looking for chain retention or your bike has an integrated chain guide, you can still add some bash protection with the OneUp ISCG05 Underbash.
The Underbash includes 3 different sizes of bash plate for compatibility with chainrings from 28-36T. Designed for frames with 2 ISCG05 tabs only (Evil, Rocky Mountain, etc). If your bike has three ISCG05 tabs, check with the frame manufacturer to ensure the lower tabs are strong enough for a bash application. Failure to do so could result in frame damage.
Features:
- Install without removing your crank
- Single tool install and adjustment
- BoostĀ compatible
- OvalĀ Compatible
- Stainless Steel hardwareĀ
- Includes 3 bash plates (28-30T, 32-34T, 36T)
Specifications:Ā
- Weight:Ā 68g 32-34T
- Capacity:Ā 28-36TĀ
- Chainline:Ā 2.5mm adjustmentĀ
- Mount:Ā ISCG05 2-Bolt ONLY
- Colour:Ā Black
- Material:Ā 7075 aluminum, glass reinforced thermoplastic
Model Item #: 1C0324






















