Menu
Forums
New posts
Search forums
What's new
New posts
New profile posts
Latest activity
Members
Registered members
Current visitors
New profile posts
Search profile posts
Ebike Reviews
Log in
Register
What's new
Search
Search
Search titles only
By:
Registered members
Current visitors
New profile posts
Search profile posts
Menu
Log in
Register
Members
JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding.
You are using an out of date browser. It may not display this or other websites correctly.
You should upgrade or use an
alternative browser
.
3dxl's latest activity
3dxl
reacted to
EMGX's post
in the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
with
Like
.
I think Blueberry posted about having opened up a Qiroll battery, you might send him a message about details if he doesn't respond to...
Aug 4, 2025
3dxl
reacted to
Chazmo's post
in the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
with
Like
.
I was going to warn you to keep a close eye on the battery when charging it to see if it was heating up. If it got warm/hot anywhere...
Aug 4, 2025
3dxl
replied to the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
.
H70 battery problem. Has anyone encounter this problem? Today in the evening during cycling commute towards home from my office; half...
Aug 4, 2025
3dxl
replied to the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
.
TEST RIDE #1: QIROLL Prototype 400W+ Note to Qiroll product developer; Here's my latest finding when testing your prototype 400W+...
Jul 22, 2025
3dxl
reacted to
stompandgo's post
in the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
with
Like
.
Holy seatpost, Batman!!! Seriously, clean build.
Jul 20, 2025
3dxl
reacted to
Chazmo's post
in the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
with
Like
.
Very slick, @3dxl !!
Jul 20, 2025
3dxl
replied to the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
.
QIROLL Prototype 400W+ finally installed. Hey guys, sorry for long absent, finally i got a bought a small 16" inch folding bike to test...
Jul 20, 2025
3dxl
reacted to
BluePixel's post
in the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
with
Like
.
Hi Guys... I think this one is interesting for the ones testing new buttons :). I build a small and simple PAS Sensor which plugs into...
Jun 30, 2025
3dxl
reacted to
dangerzone's post
in the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
with
Like
.
Speaking of sanding the tyres smooth, I've been using the belt sander and with my spring contraption to provide constant pressure. I've...
Jun 22, 2025
3dxl
reacted to
EMGX's post
in the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
with
Like
.
I made up another switch using latching rocker switches. I think I'll stick with this and may or may not add a brake cut out. The 6 ft...
Jun 16, 2025
3dxl
reacted to
Charlie Pendejo's post
in the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
with
Like
.
Thanks yet again. It makes sense the 4" version would be stronger than the 2.75" I'm using. Two reasons not to switch: (a) It's too...
Jun 13, 2025
3dxl
reacted to
EMGX's post
in the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
with
Like
.
Does your spring hinge hold the roller tight enought on the tire to prevent slipping especially in the high setting? I tried my Qiroll...
Jun 8, 2025
3dxl
reacted to
Charlie Pendejo's post
in the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
with
Like
.
Thanks. Stainless, and confirmed my cheapo "high speed" bits got nowhere. I had +some 1/4" aluminum intended to make a sturdy...
Jun 5, 2025
3dxl
reacted to
Charlie Pendejo's post
in the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
with
Like
.
Predictably this project has me repeating "this is why I'm a software guy." Bolted hinge/motor assembly to strap But even this...
May 25, 2025
Members
We use cookies to ensure that we give you the best experience on our website.
Accept
Learn More…
Back