Add Platform Leg Anchors

swatch-6-anchors-48-3-rafter swatch-8-anchors-64-4-rafter swatch-10-anchors-80-5-rafter swatch-12-anchors-96-6-rafter swatch-14-anchors-112-7-rafter swatch-16-anchors-128-8-rafter swatch-18-anchors-144-9-rafter swatch-20-anchors-160-10-rafter swatch-22-anchors-176-11-rafter swatch-24-anchors-192-12-rafter swatch-26-anchors-208-13-rafter swatch-28-anchors-224-14-rafter swatch-30-anchors-240-15-rafter