• Lightweight enclosed chain guide and bash guard for 1x system

• Use ultralight high-strength aluminum alloy with high quality CNC machined

• Suitable for bottom bracket width 68/73 frame, BSA threaded bottom bracket. For Shimano BB50/BB51/BB70 bottom bracket and for Sulian GXP can also be installed

• The conversion seat is suitable for ISCG03, ISCG05, BB lock installation. Better adapt to soft tail frames of different structures, suitable for 32T-38T gears

• Guard plate design, effectively block the collision from below and protect the chainring

• Aluminum alloy guide wheel, long life, high transmission efficiency, smooth and stable rotation

Specifications:

• Brand: WEST BIKING

• Material: Aluminum Alloy, Nylon, CNC

• Size: Chain Guide: 205mm x 200mm x 5mm, Conversion Seat: 68mm x 70mm x 4mm

• Locking method: ISCG03, ISCG05, threaded BB bottom bracket (press-in type/in-line type is not supported)

• Support range: 32T-38T gear

• Application: It is suitable for the single-piece chainring system of the front speed change. It does not need to be used with a guard plate