Product Description: 1. Package Content: This kit includes 2 thick feet (fingers) and 2 thin feet (fingers) with screws to use on universal liner puller. 2. Direct Replacement: The large feet is alternative to OEM # PT-6400-9A, PT64009A while the small feet is alternative to OEM # PT-6410-4A, PT64104A both in function and performance. 3. Detail Specification: The minimum thickness of the large replacement feet and the small replacement feet is 0.273" and 0.148" individually. 4. Premium Material: Manufactured with top quality sturdy carbon steel and plated with slick black coat to prevent corrosion and rust, which is impact resistant and wear resistant. .