Aluminum Slip-On Framing and Fittings
Half the weight of steel, this aluminum framing resists corrosion in wet environments. Slip the fittings over rails to construct custom railings, guard rails, storage racks, and shelving. Tighten the included set screws for a secure hold.
For technical drawings and 3-D models, click on a part number.


Anodized aluminum resists corrosion and wear better than uncoated aluminum and has a finished appearance.
Black powder-coated aluminum blends in with backgrounds and hides dirt and grime.
Adjustable-angle fittings can be positioned at any angle. Tighten the set screw to secure.
Fittings that meet UL 2703 are approved for use in solar rack mounting systems.
For Rail OD | For Pipe Size | Includes | Specifications Met | Each | |
Tee | |||||
---|---|---|---|---|---|
Aluminum | |||||
1" | 3/4 | Set Screws | UL 2703 | 0000000 | 000000 |
1 1/4" | 1 | Set Screws | UL 2703 | 0000000 | 00000 |
1 5/8" | 1 1/4 | Set Screws | UL 2703 | 0000000 | 00000 |
1 7/8" | 1 1/2 | Set Screws | UL 2703 | 0000000 | 00000 |
2 3/8" | 2 | Set Screws | UL 2703 | 00000000 | 00000 |
Anodized Aluminum | |||||
1 5/8" | 1 1/4 | Set Screws | UL 2703 | 00000000 | 00000 |
1 7/8" | 1 1/2 | Set Screws | UL 2703 | 00000000 | 00000 |
Black Powder-Coated Aluminum | |||||
1 5/8" | 1 1/4 | Set Screws | UL 2703 | 00000000 | 00000 |
Adjustable-Angle Wye | |||||
Aluminum | |||||
1 5/8" | 1 1/4 | Set Screws | UL 2703 | 00000000 | 00000 |
1 7/8" | 1 1/2 | Set Screws | UL 2703 | 00000000 | 00000 |
Anodized Aluminum | |||||
1 5/8" | 1 1/4 | Set Screws | UL 2703 | 00000000 | 00000 |
1 7/8" | 1 1/2 | Set Screws | UL 2703 | 00000000 | 00000 |
Black Powder-Coated Aluminum | |||||
1 5/8" | 1 1/4 | Set Screws | UL 2703 | 00000000 | 00000 |
1 7/8" | 1 1/2 | Set Screws | UL 2703 | 00000000 | 00000 |




Through-hole fittings allow rails to run all the way through.
Anodized aluminum resists corrosion and wear better than uncoated aluminum and has a finished appearance.
Black powder-coated aluminum blends in with backgrounds and hides dirt and grime.
Adjustable-angle fittings can be positioned at any angle. Tighten the set screw to secure.
Fittings that meet UL 2703 are approved for use in solar rack mounting systems.
For Rail OD | For Pipe Size | No. of Through Holes | Includes | Specifications Met | Each | |
Tee | ||||||
---|---|---|---|---|---|---|
Aluminum | ||||||
1" | 3/4 | 1 | Set Screws | UL 2703 | 0000000 | 00000 |
1 1/4" | 1 | 1 | Set Screws | UL 2703 | 0000000 | 0000 |
1 5/8" | 1 1/4 | 1 | Set Screws | UL 2703 | 0000000 | 00000 |
1 7/8" | 1 1/2 | 1 | Set Screws | UL 2703 | 0000000 | 00000 |
2 3/8" | 2 | 1 | Set Screws | __ | 00000000 | 00000 |
Anodized Aluminum | ||||||
1 5/8" | 1 1/4 | 1 | Set Screws | UL 2703 | 00000000 | 00000 |
1 7/8" | 1 1/2 | 1 | Set Screws | UL 2703 | 00000000 | 00000 |
Black Powder-Coated Aluminum | ||||||
1 5/8" | 1 1/4 | 1 | Set Screws | UL 2703 | 00000000 | 00000 |
Swivel Tee | ||||||
Aluminum | ||||||
1" | 3/4 | 1 | Set Screws | __ | 00000000 | 00000 |
1 1/4" | 1 | 1 | Set Screws | __ | 00000000 | 00000 |
1 5/8" | 1 1/4 | 1 | Set Screws | __ | 00000000 | 00000 |
1 7/8" | 1 1/2 | 1 | Set Screws | __ | 00000000 | 00000 |
2 3/8" | 2 | 1 | Set Screws | __ | 00000000 | 00000 |
45° Wye | ||||||
Aluminum | ||||||
1 5/8" | 1 1/4 | 1 | Set Screws | __ | 00000000 | 00000 |
1 7/8" | 1 1/2 | 1 | Set Screws | __ | 00000000 | 00000 |
Adjustable-Angle Wye | ||||||
Aluminum | ||||||
1" | 3/4 | 1 | Set Screws | UL 2703 | 0000000 | 00000 |
1 1/4" | 1 | 1 | Set Screws | UL 2703 | 0000000 | 00000 |
1 5/8" | 1 1/4 | 1 | Set Screws | UL 2703 | 0000000 | 00000 |
1 7/8" | 1 1/2 | 1 | Set Screws | UL 2703 | 0000000 | 00000 |
2 3/8" | 2 | 1 | Set Screws | UL 2703 | 00000000 | 00000 |
Anodized Aluminum | ||||||
1 5/8" | 1 1/4 | 1 | Set Screws | UL 2703 | 00000000 | 00000 |
1 7/8" | 1 1/2 | 1 | Set Screws | UL 2703 | 00000000 | 00000 |
Black Powder-Coated Aluminum | ||||||
1 5/8" | 1 1/4 | 1 | Set Screws | UL 2703 | 00000000 | 00000 |


Through-hole fittings allow rails to run all the way through.
Add-on through-hole fittings can be added to existing structures without disassembling.
Galvanized Iron and Steel Slip-On Framing and Fittings
To provide corrosion resistance in wet environments, this framing is galvanized. Slip the fittings over rails to construct custom railings, guard rails, storage racks, and shelving. Tighten the included set screws for a secure hold.
Galvanized iron fittings are malleable iron.
For technical drawings and 3-D models, click on a part number.


Through-hole fittings allow rails to run all the way through.
For Rail OD | For Pipe Size | No. of Through Holes | Material | Includes | Each | |
Tee | ||||||
---|---|---|---|---|---|---|
1" | 3/4 | 1 | Galvanized Iron | Set Screws | 00000000 | 000000 |
1 3/8" | 1 | 1 | Galvanized Iron | Set Screws | 0000000 | 00000 |
1 5/8" | 1 1/4 | 1 | Galvanized Iron | Set Screws | 0000000 | 00000 |
1 7/8" | 1 1/2 | 1 | Galvanized Iron | Set Screws | 0000000 | 00000 |
2 3/8" | 2 | 1 | Galvanized Iron | Set Screws | 0000000 | 00000 |
Swivel Tee | ||||||
1 3/8" | 1 | 1 | Galvanized Iron | Set Screws | 00000000 | 00000 |
1 5/8" | 1 1/4 | 1 | Galvanized Iron | Set Screws | 00000000 | 00000 |
1 7/8" | 1 1/2 | 1 | Galvanized Iron | Set Screws | 00000000 | 00000 |


Add-on through-hole fittings can be added to existing structures without disassembling.
Hinged | Wraparound | |||||||
---|---|---|---|---|---|---|---|---|
For Rail OD | For Pipe Size | No. of Through Holes | Material | Includes | Each | Each | ||
Tee | ||||||||
1" | 3/4 | 1 | Galvanized Iron | Set Screws | 000000 | 00 | 00000000 | 000000 |
1 3/8" | 1 | 1 | Galvanized Iron | Set Screws | 000000 | 00 | 0000000 | 00000 |
1 5/8" | 1 1/4 | 1 | Galvanized Iron | Set Screws | 00000000 | 000000 | 0000000 | 00000 |
1 7/8" | 1 1/2 | 1 | Galvanized Iron | Set Screws | 00000000 | 00000 | 0000000 | 00000 |
2 3/8" | 2 | 1 | Galvanized Iron | Set Screws | 000000 | 00 | 0000000 | 00000 |

Through-hole fittings allow rails to run all the way through.
Reducers allow transitions from one rail size to another.
For Rail OD | For Pipe Size | |||||||
---|---|---|---|---|---|---|---|---|
(A) | (B) | (A) | (B) | No. of Through Holes | Material | Includes | Each | |
Tee | ||||||||
1 3/8" | 1" | 1 | 3/4 | 1 | Galvanized Iron | Set Screws | 00000000 | 000000 |
1 5/8" | 1 3/8" | 1 1/4 | 1 | 1 | Galvanized Iron | Set Screws | 00000000 | 00000 |
1 7/8" | 1 5/8" | 1 1/2 | 1 1/4 | 1 | Galvanized Iron | Set Screws | 00000000 | 00000 |
2 3/8" | 1 7/8" | 2 | 1 1/2 | 1 | Galvanized Iron | Set Screws | 00000000 | 00000 |
Stainless Steel Slip-On Framing and Fittings
Made of 316 stainless steel, this framing has excellent resistance to chemicals and salt water. Slip the fittings over rails to construct custom railings, guard rails, storage racks, and shelving. Tighten the included set screws for a secure hold.
For technical drawings and 3-D models, click on a part number.
Plastic Slip-On Framing and Fittings
In addition to being lightweight and strong, this plastic framing is nonconductive with good resistance to chemicals and salt water. Slip the fittings over rails to construct custom railings, guard rails, storage racks, and shelving. Join the rail and fittings with PVC cement (not included) for a permanent bond or drill and connect with fasteners (not included).
For technical drawings and 3-D models, click on a part number.

Tee with through hole allows rails to run all the way through.
For Rail OD | For Pipe Size | No. of Through Holes | Color | Each | |
1 5/8" | 1 1/4 | 1 | Black | 0000000 | 00000 |