Treehouse Lag Bolts - Heavy-Duty Galvanized Fasteneres LAG Bolt 1-1/4" X 8"

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US$12.00
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Management number 228531142 Release Date 2026/05/31 List Price US$12.00 Model Number 228531142
Category

Treehouse builders typically use these fasteners when the loads are very light, and a large treehouse bolt is unnecessary. We recommend using a 5/8" auger bit for 3/4" lags, a 7/8" auger bit for 1" lags, and a 1-1/8" auger bit for 1-1/4" diameter lags. If you are unsure which lag bolt will work for your application, don't hesitate to contact us before ordering. Heat treated *Not painted* - may show surface rust in a short period of time if not painted. TREE HOUSE LAG BOLT 1.25X8 SPECS: Shaft Diameter: 1.25" (can vary slightly) Total Length: 8" Threading: 3-4" of coarse threading Finish: Galvanized Tensile Strength: 70,500 PSI Yield Strength: 48,600 PSI Pre-drill: Typically pre-drilled with a 1-1/8" auger bit in hardwood and a 1" auger bit in very soft woods. Installation Tool: Installed best using 1-7/8" socket and 3/4" ratchet handle Pre-drill Hole Size: 1" or 1.125", depending on tree species and actual bolt size Compatibility: Will only work with a 1.25" type pipe bracket. Do not use with floating or Knee braces!

  • Treehouse builders typically use these fasteners when the loads are very light, and a large treehouse bolt is unnecessary.
  • Shaft Diameter: 1.25" (can vary slightly)
  • Total Length: 8"
  • Threading: 3-4" of coarse threading
  • Finish: Galvanized
  • Heat treated *Not painted* - may show surface rust in a short period of time if not painted.
  • Tensile Strength: 70,500 PSI
  • Yield Strength: 48,600 PSI
  • Pre-drill: Typically pre-drilled with a 1-1/8" auger bit in hardwood and a 1" auger bit in very soft woods. Installation Tool: Installed best using 1-7/8" socket and 3/4" ratchet handle Pre-drill Hole Size: 1" or 1.125", depending on tree species and actual bolt size
  • Compatibility: Will only work with a 1.25" type pipe bracket. Do not use with floating or Knee braces!
UPC 731034540254
ASIN B0FDC37495
Brand treehousesupplies
Color Silver
Head Type Flat
Size Name 1-1/4" X 8"
Metal Type Alloy Steel
Unit Count 1.0 Count
Item Weight 3.5 Pounds
Part Number LB1.25x8GAL_1
Thread Size 1-1/4
Drive System Screw
Manufacturer TREEHOUSE SUPPLIES
Thread Style partially threaded
Fastener Size 1-1/4" X 8"
Fastener Type Lag Bolt
Material Type Metal, Stainless Steel
Exterior Finish galvanized
Item Dimensions 8 x 1.25 x 1.25 inches
Number Of Items 1
Thread Coverage Partially Threaded
Screw Head Style Flat

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