__ Lock, Device Also Known as a Pin Tumbler
This page is the CodyCross answer for the clue below from Health and Fitness, Group 2126, Puzzle 5 (Rock Climbing).
Question is: __ Lock, Device Also Known as a Pin Tumbler
and the answer is: CYLINDER
Word Meaning:
CYLINDER — (geometry) A surface created by projecting a closed two-dimensional curve along an axis intersecting the plane of the curve.
Definitions from Wiktionary.