Engagement device and coupling member
Ergonomically adjustable tool handle having a dual direction loc
Expandable column positioning mechanism
Expander for a seat post inserted in a bicycle frame tube
Expander mechanism for telescoping tubes
Extendable legs for stands or similar appliances
Extendable rod
Extendable support pole
Extensible and retractable rod
Extensible and retractable strut with safety latch
Extensible lockable apparatus
Extensible tool for handling energized electric equipment
Externally mounted multiple cam action lock for telescoping tube