Cable Railing Systems by Stainless Cable & Railing Inc.
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3/8in x 4in Lag Screw

Lag screws used to deck mount stainless square post flange
Lag screws for fascia aluminum post with hinged screw caps3/8in x 4in Lag Screw
Item #HW-SCREW-LAG-38-4
Base Price$1.74
AvailabilityUsually ships in 3-4 business days
Use with DECORATIVE HINGED SCREW COVER to securely fasten DECK MOUNT TERMINAL or INTERMEDIATE ALUMINUM POSTS to the top of a deck. Pre-drill and ensure lag penetrates into structural framing and not just the deck boards. Can also be used with LONG NECK FLOOR FLANGE (ROUND INTERMEDIATE), LONG NECK FLOOR FLANGE (ROUND TERMINAL), and LONG NECK FLOOR FLANGE (SQUARE) for STAINLESS STEEL POSTS.

Benefits / Technical Information:

  1. Material: 18-8 Stainless Steel.

  2. 3/8 x 4" Lag Screw.
Questions? Concerns? Give us a call at 1-888-686-7245 (RAIL) or email We are happy to help and will get back to you as soon as possible.

Product # 730826

Product Reviews

Customer Reviews

"It looks great! The railing system is on a $3 Million home near the ski resorts..."
    B.K. - Salt Lake City, UT
"I'm very pleased with the quality and strength. Everything fit and went together easily. I was very happy with the way your company takes the time to carefully wrap and pack the railing posts..."
    E.N. - San Diego, CA
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