These were very easy to install. I put a chunk of 2x8 under each one and used longer screws and they are very sturdy. If the 4x4 isn't fitting be sure to plane it down some or it will split the plastic. Would definatley recommend. Gave my deck a very high end look for little cost.
IKSTAR EVA Thermal Plastic Door Cover 38" X 82": Insulated Magnetic Curtain Keeps Cool Summer, Warm Winter For AC Room, Kitchen & Stair - Brown
40 Review
Upgrade Your Stair Safety With SUSSEXHOME Polypropylene Carpet Strips - Easy To Install Runner Rugs W/ Double Adhesive Tape - Set Of 7 Decorative Mats In Brown
38 Review
Stylish & Safe: Sussexhome Carpet Stair Treads For Wooden Steps - 4-Pack Of Self-Adhesive, Pet & Kid-Friendly Indoor Treads To Prevent Slipping
51 Review
Ensure Safe Steps With Outdoor Non-Slip Stair Treads - 10 Pack Of 6"X40" Black Anti-Slip Strips
42 Review
Keep Drafts Out: 16Ft Long Silicone Seal Strip For Doors, Windows & Showers
33 Review
🔥 MH40NG Mr. Heater F272800 40,000 BTU Multi Natural Gas Garage Heater
26 Review
Keep Out Drafts And Sound With Self-Adhesive Foam Insulation Tape For Doors And Windows - 13 Ft Weather Stripping Seal Strip For Cooling And Air Conditioning (2In X 1/4In, Black)
39 Review
Universal Rubber Weatherstripping Kit For Garage Door Bottom Seals - Effective Replacement With Weatherproof Threshold Buffering & Sealing - 5/16" T Ends, 3 3/4" Width - 16 Ft Length
29 Review