You will want a wide band, if you are limited to only one. This allows for a greater breadth of signals you can receive on your shortwave radio, particularly since it will be a smaller portable unit.
Parochialism means being provincial, being narrow in scope, or considering only small sections of an issue
There are many different brands and features on portable movie players. You may be interested in long battery life or a very sturdy/non destructible device. Once you determine what features you need then you can narrow down the best list of possible portable movie players.
It depends on the occasion.
Narrow because there is less of a chance for people to mess up
My mum's house has very narrow stairs, which she is obsessed with cleaning. What are the best vacuum cleaners for this job - lightweight and portable?
They have more traction.
They grip more road surface.
power
Yes if you want better road holding. No if you want less friction and better fuel economy.
Wider tires generally add to a more comfortable ride and better road holding.
edeas.
i think a screw into a board a long screwdriver with a narrow handle