Skip to content
Free shipping on orders $250 and up!
Free shipping on orders $250 and up!

Carriage Bolts

  • Original price $10.96 - Original price $19.23
    Original price
    $10.96 - $19.23
    $10.96 - $19.23
    Current price $10.96

    5/16"-18 x 1-1/4" Hot Dip Galvanized Grade 2 / A307 Steel Coarse Thread Carriage Bolts

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1-1/4"Material: SteelFinish: Hot Dip GalvanizedHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: Grad...

    View full details
    Original price $10.96 - Original price $19.23
    Original price
    $10.96 - $19.23
    $10.96 - $19.23
    Current price $10.96
  • Original price $23.79 - Original price $23.79
    Original price
    $23.79
    $23.79 - $23.79
    Current price $23.79

    5/16"-18 x 5" Zinc Grade 2 / A307 Carriage Bolts (50 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 5"Material: SteelFinish: ZincHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: Grade 2 / A307Type: Ca...

    View full details
    Original price $23.79 - Original price $23.79
    Original price
    $23.79
    $23.79 - $23.79
    Current price $23.79
  • Original price $25.56 - Original price $25.56
    Original price
    $25.56
    $25.56 - $25.56
    Current price $25.56

    5/16"-18 x 5-1/2" Zinc Grade 2 / A307 Carriage Bolts (50 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 5-1/2"Material: SteelFinish: ZincHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: Grade 2 / A307Type...

    View full details
    Original price $25.56 - Original price $25.56
    Original price
    $25.56
    $25.56 - $25.56
    Current price $25.56
  • Original price $27.52 - Original price $27.52
    Original price
    $27.52
    $27.52 - $27.52
    Current price $27.52

    5/16"-18 x 6" Zinc Grade 2 / A307 Carriage Bolts (50 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 6"Material: SteelFinish: ZincHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: Grade 2 / A307Type: Ca...

    View full details
    Original price $27.52 - Original price $27.52
    Original price
    $27.52
    $27.52 - $27.52
    Current price $27.52
  • Original price $17.11 - Original price $17.11
    Original price
    $17.11
    $17.11 - $17.11
    Current price $17.11

    5/16"-18 x 1-1/4" Zinc Grade 2 / A307 Carriage Bolts (100 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1-1/4"Material: SteelFinish: ZincHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: Grade 2 / A307Type...

    View full details
    Original price $17.11 - Original price $17.11
    Original price
    $17.11
    $17.11 - $17.11
    Current price $17.11
  • Original price $30.16 - Original price $30.16
    Original price
    $30.16
    $30.16 - $30.16
    Current price $30.16

    5/16"-18 x 3-1/2" Hot Dip Galvanized Grade 2 / A307 Carriage Bolts (64 pcs.)

    Monster Fastener
    Only 6 left!

    Diameter: 5/16"Length: 3-1/2"Material: SteelFinish: Hot Dip GalvanizedHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: Grad...

    View full details
    Original price $30.16 - Original price $30.16
    Original price
    $30.16
    $30.16 - $30.16
    Current price $30.16
  • Original price $12.33 - Original price $12.33
    Original price
    $12.33
    $12.33 - $12.33
    Current price $12.33

    5/16"-18 x 3/4" 18-8 Stainless Steel Coarse Thread Carriage Bolts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 3/4"Material: Stainless SteelHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: 18-8Type: Carriage Bol...

    View full details
    Original price $12.33 - Original price $12.33
    Original price
    $12.33
    $12.33 - $12.33
    Current price $12.33
  • Original price $13.73 - Original price $13.73
    Original price
    $13.73
    $13.73 - $13.73
    Current price $13.73

    5/16"-18 x 1-1/4" 18-8 Stainless Steel Coarse Thread Carriage Bolts (8 pcs.)

    Monster Fastener
    Only 3 left!

    Diameter: 5/16"Length: 1-1/4"Material: Stainless SteelHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: 18-8Type: Carriage B...

    View full details
    Original price $13.73 - Original price $13.73
    Original price
    $13.73
    $13.73 - $13.73
    Current price $13.73
  • Original price $14.29 - Original price $14.29
    Original price
    $14.29
    $14.29 - $14.29
    Current price $14.29

    5/16"-18 x 1-1/2" 18-8 Stainless Steel Coarse Thread Carriage Bolts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1-1/2"Material: Stainless SteelHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: 18-8Type: Carriage B...

    View full details
    Original price $14.29 - Original price $14.29
    Original price
    $14.29
    $14.29 - $14.29
    Current price $14.29
  • Original price $15.69 - Original price $15.69
    Original price
    $15.69
    $15.69 - $15.69
    Current price $15.69

    5/16"-18 x 2" 18-8 Stainless Steel Coarse Thread Carriage Bolts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 2"Material: Stainless SteelHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: 18-8Type: Carriage BoltS...

    View full details
    Original price $15.69 - Original price $15.69
    Original price
    $15.69
    $15.69 - $15.69
    Current price $15.69
  • Original price $14.19 - Original price $14.19
    Original price
    $14.19
    $14.19 - $14.19
    Current price $14.19

    5/16"-18 x 3" 18-8 Stainless Steel Coarse Thread Carriage Bolts (5 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 3"Material: Stainless SteelHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: 18-8Type: Carriage BoltS...

    View full details
    Original price $14.19 - Original price $14.19
    Original price
    $14.19
    $14.19 - $14.19
    Current price $14.19
  • Original price $13.10 - Original price $13.10
    Original price
    $13.10
    $13.10 - $13.10
    Current price $13.10

    5/16"-18 x 4" 18-8 Stainless Steel Coarse Thread Carriage Bolts (3 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 4"Material: Stainless SteelHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: 18-8Type: Carriage BoltS...

    View full details
    Original price $13.10 - Original price $13.10
    Original price
    $13.10
    $13.10 - $13.10
    Current price $13.10
  • Original price $14.57 - Original price $14.57
    Original price
    $14.57
    $14.57 - $14.57
    Current price $14.57

    5/16"-18 x 2-1/2" 18-8 Stainless Steel Coarse Thread Carriage Bolts (6 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 2-1/2"Material: Stainless SteelHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: 18-8Type: Carriage B...

    View full details
    Original price $14.57 - Original price $14.57
    Original price
    $14.57
    $14.57 - $14.57
    Current price $14.57
  • Original price $10.91 - Original price $21.08
    Original price
    $10.91 - $21.08
    $10.91 - $21.08
    Current price $10.91

    5/16"-18 x 3/4" 18-8 Stainless Steel Coarse Thread Carriage Bolts CBSS-145

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 3/4"Material: Stainless SteelHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: 18-8Type: Carriage Bol...

    View full details
    Original price $10.91 - Original price $21.08
    Original price
    $10.91 - $21.08
    $10.91 - $21.08
    Current price $10.91
  • Original price $11.78 - Original price $28.42
    Original price
    $11.78 - $28.42
    $11.78 - $28.42
    Current price $11.78

    5/16"-18 x 1-1/4" 18-8 Stainless Steel Coarse Thread Carriage Bolts CBSS-151

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1-1/4"Material: Stainless SteelHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: 18-8Type: Carriage B...

    View full details
    Original price $11.78 - Original price $28.42
    Original price
    $11.78 - $28.42
    $11.78 - $28.42
    Current price $11.78
  • Original price $14.56 - Original price $41.80
    Original price
    $14.56 - $41.80
    $14.56 - $41.80
    Current price $14.56

    5/16"-18 x 4-1/2" 18-8 Stainless Steel Coarse Thread Carriage Bolts

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 4-1/2"Material: Stainless SteelHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: 18-8Type: Carriage B...

    View full details
    Original price $14.56 - Original price $41.80
    Original price
    $14.56 - $41.80
    $14.56 - $41.80
    Current price $14.56
  • Original price $14.20 - Original price $51.37
    Original price
    $14.20 - $51.37
    $14.20 - $51.37
    Current price $14.20

    5/16"-18 x 5" 18-8 Stainless Steel Coarse Thread Carriage Bolts

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 5"Material: Stainless SteelHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: 18-8Type: Carriage BoltS...

    View full details
    Original price $14.20 - Original price $51.37
    Original price
    $14.20 - $51.37
    $14.20 - $51.37
    Current price $14.20
  • Original price $13.80 - Original price $63.73
    Original price
    $13.80 - $63.73
    $13.80 - $63.73
    Current price $13.80

    5/16"-18 x 6" 18-8 Stainless Steel Coarse Thread Carriage Bolts

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 6"Material: Stainless SteelHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: 18-8Type: Carriage BoltS...

    View full details
    Original price $13.80 - Original price $63.73
    Original price
    $13.80 - $63.73
    $13.80 - $63.73
    Current price $13.80
  • Original price $12.23 - Original price $24.78
    Original price
    $12.23 - $24.78
    $12.23 - $24.78
    Current price $12.23

    5/16"-18 x 1" 18-8 Stainless Steel Coarse Thread Carriage Bolts CBSS-148

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1"Material: Stainless SteelHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: 18-8Type: Carriage BoltS...

    View full details
    Original price $12.23 - Original price $24.78
    Original price
    $12.23 - $24.78
    $12.23 - $24.78
    Current price $12.23
  • Original price $11.06 - Original price $30.16
    Original price
    $11.06 - $30.16
    $11.06 - $30.16
    Current price $11.06

    5/16"-18 x 2" Hot Dip Galvanized Grade 2 / A307 Steel Coarse Thread Carriage Bolts CBS-370

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 2"Material: SteelFinish: Hot Dip GalvanizedHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: Grade 2 ...

    View full details
    Original price $11.06 - Original price $30.16
    Original price
    $11.06 - $30.16
    $11.06 - $30.16
    Current price $11.06
  • Original price $11.39 - Original price $38.58
    Original price
    $11.39 - $38.58
    $11.39 - $38.58
    Current price $11.39

    5/16"-18 x 4" 18-8 Stainless Steel Coarse Thread Carriage Bolts CBSS-169

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 4"Material: Stainless SteelHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: 18-8Type: Carriage BoltS...

    View full details
    Original price $11.39 - Original price $38.58
    Original price
    $11.39 - $38.58
    $11.39 - $38.58
    Current price $11.39
  • Original price $9.91 - Original price $40.18
    Original price
    $9.91 - $40.18
    $9.91 - $40.18
    Current price $9.91

    5/16"-18 x 1" Zinc Plated Grade 2 / A307 Steel Coarse Thread Carriage Bolts CBS-355

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1"Material: SteelFinish: ZincHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: Grade 2 / A307Type: Ca...

    View full details
    Original price $9.91 - Original price $40.18
    Original price
    $9.91 - $40.18
    $9.91 - $40.18
    Current price $9.91
  • Original price $10.17 - Original price $40.18
    Original price
    $10.17 - $40.18
    $10.17 - $40.18
    Current price $10.17

    5/16"-18 x 1-1/4" Zinc Plated Grade 2 / A307 Steel Coarse Thread Carriage Bolts CBS-358

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1-1/4"Material: SteelFinish: ZincHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: Grade 2 / A307Type...

    View full details
    Original price $10.17 - Original price $40.18
    Original price
    $10.17 - $40.18
    $10.17 - $40.18
    Current price $10.17
  • Original price $9.67 - Original price $40.18
    Original price
    $9.67 - $40.18
    $9.67 - $40.18
    Current price $9.67

    5/16"-18 x 1-1/2" Zinc Plated Grade 2 / A307 Steel Coarse Thread Carriage Bolts CBS-364

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1-1/2"Material: SteelFinish: ZincHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: Grade 2 / A307Type...

    View full details
    Original price $9.67 - Original price $40.18
    Original price
    $9.67 - $40.18
    $9.67 - $40.18
    Current price $9.67