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3dxl's latest activity
3dxl
replied to the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
.
It indicated slipping = means the clutch is not tight enough. Mine still use 1x layer and lasts me few months.
Sep 21, 2026
3dxl
replied to the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
.
Tips going up hill to avoid killing the friction tape > Use easy gear, slow down don't force pedaling more than what Qiroll can pull...
Sep 18, 2026
3dxl
reacted to
yoinkers's post
in the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
with
Like
.
Update: followed your asvice and im definitely getting more range/tape. I also switched to 3M's tape for more adhesive power. However on...
Sep 18, 2026
3dxl
replied to the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
.
I think roller too tight. Here quick tip how to get it right depends (on type of riding you want: full boost or pedal). If want full...
Sep 17, 2026
3dxl
replied to the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
.
Are you using Qiroll grip tape? Ditch it. Because even if you clutch it right it does not provide full 1:1 ratio power. Somewhere along...
Sep 16, 2026
3dxl
replied to the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
.
Well, have to live up to the jet sound if you wanted to continue using it unless you can send to Qiroll for engineer inspection. I'm...
Sep 7, 2026
3dxl
reacted to
EMGX's post
in the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
with
Like
.
Yes on the "jet engine" sound from my Pro. They're both now a few years old so I'm not hopeful for any warranty support. I just need...
Sep 7, 2026
3dxl
replied to the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
.
For the MAX (400W) 13km x 2 way should be no problem. Hefty amount of power left inside H70 battery. I put my 400W (MAX) on my folding...
Sep 7, 2026
3dxl
reacted to
yoinkers's post
in the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
with
Like
.
Ah I see, do you know if there's any changes since the demo version? And whats the range you were able to get? Im mainly gonna be using...
Sep 7, 2026
3dxl
replied to the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
.
I got there test demo version before they called it MAX, i did some comparison back several page in this very thread forum. It consume...
Sep 7, 2026
3dxl
replied to the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
.
That Pro with whining sound i knew very well happened on my Merida (white bike), is it continuous? Mine like that, sound like jet...
Sep 7, 2026
3dxl
reacted to
yoinkers's post
in the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
with
Like
.
New to the forum, just wanted some information, I got the qiroll max, wanted to see if anyone knows anything about it or compare to the...
Sep 7, 2026
3dxl
replied to the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
.
Clicking noise? Is it happened on Mute or Pro unit?
Sep 1, 2026
3dxl
reacted to
EMGX's post
in the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
with
Like
.
Good that it works so well for your use. I only ride for recreation or exercise, not to get anywhere fast or without getting sweaty...
Aug 30, 2026
3dxl
replied to the thread
REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY
.
Evening, it started to rain... Video:
Aug 28, 2026
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