Continue Shopping “OPTIFLEX 3 KNEE CPM (2090) REBUILT” has been added to your cart. Remove item Thumbnail image Product Price Quantity Subtotal × LG. FEMALE KNOB $6.00 LG. FEMALE KNOB quantity $6.00 × OPTIFLEX 3 KNEE CPM (2090) REBUILT $1,100.00 OPTIFLEX 3 KNEE CPM (2090) REBUILT quantity $1,100.00 Update cart Cart totals Subtotal $1,106.00 Shipping Shipping costs are calculated during checkout. Total $1,106.00 Proceed to checkout