Best of B.B.: Spring gun performance as caliber changes

by Tom Gaylord
Writing as B.B. Pelletier

This report covers:

  • Spring gun performance as caliber changes
  • .177 caliber
  • .20 caliber
  • .22 caliber
  • .25 caliber
  • Results

This is a report I wrote in 2008. I selected it for today’s blog because we have so many new readers that I felt it would be good to go over the basics, again. We’re going to discuss the basics of spring-gun power. This report demonstrates how the muzzle energy of a spring gun increases as the caliber increases.

Spring gun performance as caliber changes

This is an indoor test I’ve wanted to do for more than 10 years. Because I own a Whiscombe JW 75 with all four smallbore barrels, I can test how each caliber performs with the rifle set at one specific power level so I can control as many variables as possible. read more