Creality Ender 3 Bearing Filament Guide

This is a filament guide for a Creality Ender 3. This requires a 4x13x6mm V-grooved bearing that I bought on amazon, which is linked below. This guide uses the existing screws near the extruder screw rod.

https://www.amazon.com/Groove-Sealed-Pulley-Bearing-4x13x6mm/dp/B014ER3QKK/ref=sr_1_5_sspa?s=industrial&ie=UTF8&qid=1548727682&sr=1-5-spons&keywords=4x13x6mm+v+grooved+bearing&psc=1