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Ashland Optima Dual-Arm Casement Window Operator, Stainless Steel

Part Number: W1491
Price: $39.95

Water resistant system is equipped with o-ring seal technology integrated within the operator.
New Current Style composite assembly that insulates the operator thermally and reduces transfer of heat and cold into the home.
AAMA Commercial grade 901-96 cycle test; 101 load rating; DP70 rating.
Dual-Arm Operators are designed to work on windows from 24" [609 mm] in width up to 36" [914 mm].
It is used in conjunction with the sash bracket and track assembly.

Spline Diameter: 3/8 inch
Arm Length: 10 inch
Short Link Length: 4-7/8 inch
Base Width: 5-1/8 inch at Cover
Handing: Left and Right as shown (see images)

1491-120B Housing
S-1081-71 on Short 4-7/8 link
S-1491-160 on Straight Main Arm
S-1491-165 on Short Main Arm

Priced and sold each.

Important Note:
Expressions Handle and Cover has a Flat turn knob works with previous style operators
Evolution Handle and Cover has a Round turn knob works with current style operators
55148 Cover and Handle, Folding Right Hand
55149 Cover and Handle, Folding Left Hand