I'd rethink your cycle layout. As far as the amp, just snap the neck cleanly and draw with a needle affixed to a syringe. Some people find that a Bic pen cap works well for snapping off the neck, some buy amp openers, and some have no problems with them.
AG
There are 3 loves in my life: my wife, my English mastiffs, and my weightlifting....Man, my wife gets really pissed when I get the 3 confused...
A minimum of 100 posts and 45 days membership required for source checks. Source checks are performed at my discretion.