1. Replacement rubber hard bottom for tool backpack, thickened, wear-resistant, and scratch-resistant load-bearing base 2. Strengthened rubber structure, resistant to heavy tool impact 3. Size: 37 cm long x 18 cm wide x 6.7 cm high, suitable for mainstream tool kits 4. Easy installation, easily fixed to a tool backpack 5. Note: This product is only the rubber base (weight 639 grams), not including the tool backpack
