Does anyone have suggestions for a better battery?
2021年6月5日 · Bicycle Motor Works is run by a guy named Matt Bzura. He has slowly over the years become fairly well known in the DIY ebike community - first for low prices on USA-made batteries, and later as a low price, USA-made seller who has effectively a perfect reputation across the board. I've never heard a negative word said against him.
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND …
2020年6月28日 · You think right. I made a manual clutch mechanism. When using Qiroll, the spring hinge will press on the Qiroll motor by the white water pipe. I cut the middle groove of the white water pipe so that it only overlaps the two sides of the Qiroll motor. I just got my hands on the bike's front fork lock to open and close this manual clutch.
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR
2020年6月28日 · The kit comes with a several sets of various sizes and screws and allen wrench tools to do the installation. Mounting the booster motor at the correct angle for the roller contacting the tire at the chain stays should be such that the distance from the front of the booster to the tire surface is approximately 2 1/2" which also happens to be the length of the allen wrench that …
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND …
2020年6月28日 · I think adjusting the Qiroll motor to directly press the bicycle wheel is relatively difficult. You don't know when the Qiroll motor directly presses the bicycle wheel to meet the requirements. So I made a manual clutch using a spring hinge with enough force to directly apply pressure to the Qiroll motor.
Custom ebike build: Mid-Drive or Hub? | Electric Bike Forums
2022年10月8日 · Bicycle Motor Works (dotcom) are a USA manufacturer (really) based in Pennsylvania. They also have some of the lowest pack prices for a quality pack that you can find. I have at least a half dozen of their retail packs and right now they are building another custom pack for me for a new project.
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND …
2020年6月28日 · + 5km/h non-pedaling mode (motor slips a lot). + 20km/h on assisted casual pedaling (motor slips a lot). + 32~34km/h on high cadence pedaling with boost trigger before Q-RE PRO exceed its rpm assist and no longer able to catch up (motor slips a lot). + 5km/h on 15% hill gradient with assisted casual pedaling (motor slips a lot).
A BBSHD Killer? Here comes the CYC Photon - Electric Bike Forums
2022年10月24日 · Funny coincidence: I got an email from Matt Bzura at Bicycle Motor Works today about a battery he is building for me. He pointed me to a Facebook post on his page today with a 'first ride' video of this same motor. Dead silent. He told me this is more in league with a BBS02 rather than a BBSHD - certainly the motor's torque numbers bear that out.
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND …
2020年6月28日 · DIY $2 Fabric tape as friction roller tape. Works great! Works far better than original, grippy, easy to replace, cheap, can handle my 44km/h max speed and rough riding abuse. Suitable for tarmac and urban commute with slick tire. Available in any book store, stationary shop and hardware stores in one big roll for $2.
Bafang Ultra Motor (M620) Ridden Very Gently for 3,000 Miles
2024年12月8日 · Hi friends, I have ridden a fat-tire based Bafang Ultra Motor (M620, G510, UART) heavy ebike very gently for 3,000 miles. I've always ridden in peddle assist mode, rarely if ever use the throttle, always try to keep the wattage low, and the 9-speed gear selection appropriate for the speed, in...
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND …
2020年6月28日 · I've been working with lots of brushless motor and its actually easy to repair however QR-E roller is a fix enclosed unit. Not sure how to open it up. Battery wise have no problem on H70 300wh pack performed superbly well and lasted daily cycle of everyday use for the pass 2 years.