# Thickness of the YYF 19mm slim pads?

**URL:** https://forums.yoyoexpert.com/t/thickness-of-the-yyf-19mm-slim-pads/71646
**Category:** Yo-Yo Mods and Maintenance
**Created:** [December 30, 2014, 11:36pm UTC](https://forums.yoyoexpert.com/t/thickness-of-the-yyf-19mm-slim-pads/71646 "2014-12-30T23:36:57Z")
**Posts on this page:** 2
**Page:** 1

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### Author: ![Bcmaddog](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/bcmaddog/32/1170_2.png) [@Bcmaddog](https://forums.yoyoexpert.com/u/Bcmaddog)
#### Post date: [December 30, 2014, 11:36pm UTC](https://forums.yoyoexpert.com/t/thickness-of-the-yyf-19mm-slim-pads/71646/1 "2014-12-30T23:36:57Z")

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Does anyone know the thickness of the Yoyofactory CBC 19mm slim pads? Or the depth of the groove on a protostar?

> **[YoYoFactory Response Pads](https://shop.yoyoexpert.com/products/yoyofactory-yoyo-response)**
>
> These are YoYoFactory made response by the Central Bearing Company (CBC) built to fit the majority of yo-yos available today from a wide array of manufacturers. CBC "Slim Pad" Size 19mm OD are now available in different versions: White Pads:The...

Thanks.

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### Author: ![YoYoExpertGarrett](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/yoyoexpertgarrett/32/1543_2.png) [@YoYoExpertGarrett](https://forums.yoyoexpert.com/u/YoYoExpertGarrett)
#### Post date: [December 31, 2014, 4:41pm UTC](https://forums.yoyoexpert.com/t/thickness-of-the-yyf-19mm-slim-pads/71646/2 "2014-12-31T16:41:41Z")

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Thickness of CBC Slim Pads should be right around 1mm. Protostar is built for them so I would imagine the groove is about the same