Black Ops Micro Drive BMX Chain Ring, 25t, Black

Q: What is the outer diameter of the 25T? 28T? 30T?

25T 111.8mm 4.42in 28T 119.9mm 4.74in 30T 128.0mm 5.06in

Q: Will this sprocket fit a Se or duro xl

This fits a 19mm axle. As long as that matches with your 1 piece crank it should be compatible.

Q: what is the inner diameter?

I believe it’s 22 mm but it comes with spacers for 19 mm

Q: Is anyone using this with 3-piece BMX cranks?

Yes, I installed it with 3-piece cranks.

Product ID: 435639084

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Description

Black Ops Micro Drive BMX Chain Ring, 25t, Black

Specifications

Item Package Dimensions L x W x H	6.5 x 5.87 x 0.55 inches
Package Weight	0.09 Kilograms
Item Dimensions LxWxH	6.45 x 7.1 x 1.9 inches
Item Weight	0.2 Pounds
Brand Name	Black Ops
Color	Black
Suggested Users	unisex-adult
Number of Items	1
Manufacturer	BLACK OPS
Part Number	21856
Model Year	2012
Size	25t

Have a Question? See What Others Asked

What is the outer diameter of the 25T? 28T? 30T?

Will this sprocket fit a Se or duro xl

what is the inner diameter?

Is anyone using this with 3-piece BMX cranks?

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