Crain 1500-23 Owner's manual

CORNERS

POSTS

(TUBE

LOCKS)

WALLS

PIVOT - NOTCHED IN BACK

CRAIN No.1500-23 FOLDING TAIL BLOCK

90°

CORNERS

135°

POSTS

For posts, fold legs to approx. 135° and

put the pin in the hole marked “POSTS”.

Align notch in pivot, and tube will lock.

For corners, fold legs to approx. 90° and

put pin in the hole marked “CORNERS”.

Do not use this tool to stretch off door

jambs! Door casings are fragile.

Insert the pin fully at all times. Bottom and

top holes must always be aligned.