Hello there,
Due to my current job situation, there are many times I can't park my bike inside the office. So I have to leave it outside the whole day and it seriously worry me.
I've been thinking through for a while, and I think I've found the right set up.
1. Get a super cheap commuter bike. This one cost 50£:
Waterproof the bike as it'll be out while raining:
http://www.amazon.co.uk/gp/product/B0017RKDF2/ref=oh_details_o00_s00_i00?ie=UTF8&psc=1
Option 1 - Handlebar mount:
Get a kickflix handlebar mount (max load 7kg):
http://www.ebay.co.uk/itm/Rixen-Kaul-KLICKFIX-Bracket-for-Handlebars-LOCKABLE-/190498116050?pt=UK_SportGoods_CyclAcces_RL&hash=item2c5a9291d2
Mount it with a professional looking (I can't go to work with a backpack) commuter bag:
http://www.amazon.co.uk/New-Looxs-Messenger-Shoulder-Pannier/dp/B00BQKZ45O/ref=sr_1_37?s=cycling&ie=UTF8&qid=1400931538&sr=1-37&keywords=bike laptop bag
Issue is that handling wouldn't be that great with 8kg on the front.
Option 2 - Rack mount:
Get a strong rear rack:
http://www.ebay.co.uk/itm/Black-Aluminum-QR-QD-Mountain-Bike-Bicycle-Black-Rear-Carrier-Rack-Seat-Post-/111296481745?pt=UK_SportGoods_CyclAcces_RL&hash=item19e9c989d1
Get a professional type bag:
http://www.amazon.co.uk/Dussel-Professional-Cabin-Backpack-Bag/dp/B00DP3QK4O/ref=cm_cr_pr_product_top
Same issue as previously with motor and bag weight on the back.
Inside the bag - 8kg charge:
- My laptop, charger, and accessories (2kg)
- 5kg 18650 battery with BMS. Probably 80*NCR18650A cells
- Add a 48V fanless charger in the bag so colleague won't be pissed off by the noise:
http://www.aliexpress.com/item/Free-shipping-54-6V-2A-charger-for-48V-NCM-Lithium-Li-ion-battery-pack-of-ebike/653267636.html
Then add either Xiondga 2 speed motor or a Cute100H to the bike. Controller would be hidden below the crankset.
I'm hesitating between carrying the bag on the front, or on the rear... Rear seems better for heavy weight although I'd need to find a quick release system.
Due to my current job situation, there are many times I can't park my bike inside the office. So I have to leave it outside the whole day and it seriously worry me.
I've been thinking through for a while, and I think I've found the right set up.
1. Get a super cheap commuter bike. This one cost 50£:
Waterproof the bike as it'll be out while raining:
http://www.amazon.co.uk/gp/product/B0017RKDF2/ref=oh_details_o00_s00_i00?ie=UTF8&psc=1
Option 1 - Handlebar mount:
Get a kickflix handlebar mount (max load 7kg):
http://www.ebay.co.uk/itm/Rixen-Kaul-KLICKFIX-Bracket-for-Handlebars-LOCKABLE-/190498116050?pt=UK_SportGoods_CyclAcces_RL&hash=item2c5a9291d2
Mount it with a professional looking (I can't go to work with a backpack) commuter bag:
http://www.amazon.co.uk/New-Looxs-Messenger-Shoulder-Pannier/dp/B00BQKZ45O/ref=sr_1_37?s=cycling&ie=UTF8&qid=1400931538&sr=1-37&keywords=bike laptop bag
Issue is that handling wouldn't be that great with 8kg on the front.
Option 2 - Rack mount:
Get a strong rear rack:
http://www.ebay.co.uk/itm/Black-Aluminum-QR-QD-Mountain-Bike-Bicycle-Black-Rear-Carrier-Rack-Seat-Post-/111296481745?pt=UK_SportGoods_CyclAcces_RL&hash=item19e9c989d1
Get a professional type bag:
http://www.amazon.co.uk/Dussel-Professional-Cabin-Backpack-Bag/dp/B00DP3QK4O/ref=cm_cr_pr_product_top
Same issue as previously with motor and bag weight on the back.
Inside the bag - 8kg charge:
- My laptop, charger, and accessories (2kg)
- 5kg 18650 battery with BMS. Probably 80*NCR18650A cells
- Add a 48V fanless charger in the bag so colleague won't be pissed off by the noise:
http://www.aliexpress.com/item/Free-shipping-54-6V-2A-charger-for-48V-NCM-Lithium-Li-ion-battery-pack-of-ebike/653267636.html
Then add either Xiondga 2 speed motor or a Cute100H to the bike. Controller would be hidden below the crankset.
I'm hesitating between carrying the bag on the front, or on the rear... Rear seems better for heavy weight although I'd need to find a quick release system.
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