Feature

●Aluminum Alloy Material The narrow wide chainring is forged from lightweight aluminum alloy, surface anodized, high precision positive and negative gear positioning, strong impact resistance and obvious anti-rust effect.
●Good Performance The positive and negative tooth positioning groove has strong biting force, arc cutting angle, positive and negative design with wide and narrow tooth shape, reducing chain wear, chain and gear piece are tightly connected, the chain is not easy to fall and efficient transmission.
●Mud Discharge Oblique Mouth: The narrow wide chainring of the mountain bike 38T uses slanted openings for mud drainage to prevent the accumulation of sediment and smooth transmission.
●Scope of Application The narrow wide chainring of the bike uses the standard installation specification with 4 plate holes BCD104mm, high compatibility, suitable for a variety of 4-jaw mountain cranks.
●Trade size: outer diameter is 160 mm/6.3 inches, adjacent hole centre distance is 74 mm/2.9 inches, distance between center holes BCD is 104 mm/4.1 inches, inner diameter is 88 mm/3.5 inches, installation inner hole diameter is 10 mm/0.4 inches, thickness is 4 mm/0.16 inches

[38T Black]




[38T Gold]




[38T blue]




[38T Red]





Description

Specifications:
Product type: mountain bike narrow wide chain ring
Material: aluminium alloy
Weight: approx. 95 g / 3.4 ounces.
Product size:
Outer diameter: approx. 160 mm / 6.3 inches.
Centre distance of adjacent holes: approx. 74 mm.
Distance between centre holes BCD: approx. 104 mm / 4.1 inches.
Inner diameter: approx. 88 mm / 3.5 inches.
Installation inner hole diameter: approx. 10 mm.
Thickness: approx. 4 mm.
Number of Teeth:38T

Package contents:
1 x narrow wide chain ring.

Note:
1. Please allow 1-3 mm error due to manual measurement. Thank you for your understanding. 2. Carefully observe the teeth of the chain ring. Some teeth are sharp, others dull and shorter. This design is designed to make it easier for the chain to adjust to the disc when shifting, and the switching is gentle, not a faulty product.