underlever in a sentence

1. An underlever lowers the block allowing loading and cocks the rifle.
2. The gun is charged with a single stroke of an underlever cocking arm.
3. The Mark III was a top-loaded air rifle with a fixed barrel and used underlever cocking.
4. In piano technology, swaging happens in several areas : key leads, underlever leads, and bass strings.
5. Known for its accuracy, the HW 77 is widely considered the most successful underlever, spring-piston, air rifle ever made.
6. It's difficult to find underlever in a sentence.
7. A deluxe version, the HR-83 was introduced at the end of 1983, this differed from the HR-81 in having a fine sling swivels, a more secure underlever release catch and a removable foresight.