Bosch NW chainring

EXACT NARROW-WIDE CHAINRINGS

A chainring tooth profile with alternating narrow and wide teeth designed to match the inner and outer chain plate spacing. This precise engagement significantly improves chain retention, particularly on 1x e-Bike drivetrain systems with pronounced chain lines.

Compatibility: BDU38/34

- 34T, Chain line: 55mm

- 38T, Chain line: 47.5mm, 50mm, 52mm, 55mm

Compatibility: BDU37/31

- 34T, Chain line: 53mm

- 38T, Chain line: 45.5mm, 48mm, 50mm, 53mm

Features:

Remarkable chain retention

Efficient Power Transmission

High-Tensile Steel