Wimberly's 25mm tall, 50mm diameter Wimberly lifting block offers more space than competing options that are much cheaper. However, before you settle on any of these other options, please note that Wimberly has a 3/8" male thread. So if you need to fit a 1/4" head, it won't work without buying an adapter. kernel. The lever bar is a nice touch, allowing the block to have smooth sides without an immediate grip penalty, although the bar is another item to lose. It's about an inch long. By…