Truth-type casement window operator

Quality opening mechanism for casement window. Technical specifications: 4 3/8". 8 3/4". Pivot arm length - 4 3/8" Fixed arm length - 8 3/4" Opposite side available (see DEF5-317-8) Handle and cover sold separately (see DEF5-320 or DEF5-322) Note: Make sure to verify the installation side (left or right) before ordering. Professional service available: Vosthermos offers on-site installation service within 100km radius of Montreal. Call us at 514-825-8411 for a free quote.