Square Plastic Plugs

(Pack of 8) 2" Square - 14 -20 Ga (Fits ID1.85" to 1.93" ) Black Plastic Tubing Plug, 2 Inch End Cap 2"x2" - Fence Post Pipe Tube Cover Insert End Caps for Fitness Equipment

(Pack of 4) Genuine Caplugs ‘Made in USA’ 2" OD Square Tubing Plugs 4-8 Ga Gauge for ID Size 1.56 to 1.67” Furniture Décor – Fencing Post Slides' Hard to find for Thick Heavy Gauge.

SBD's 7/8" Square Snap-On Plastic Tubing Plug, (14 - 20 Ga - (.083 – .035)" ID) Furniture Chair/Leg Pipe Tube Cover Insert ' Fencing Post Sliding Inserts End Caps for Fitness Equipment 7/8" is for the cap out side diameter of the plug. It works...

(4 Pack) - 2" Round Black Plastic Tubing Plug, 2 Inch End Cap Steel Furniture Pipe Tube Cover Insert | Fencing Post - End Caps for Fitness Equipment (14-20 Ga 1.840"-1.930" ID)

1-1/2" (10-14 Ga -1.29"-1.34" ID) Square Black Plastic Tubing Plugs End Cap Steel Fence Post Pipe Tube Cover - Furniture sliding Inserts End Caps for Fitness Eqpt ' by SBD matches the OD of the Tube) Square Black Plastic 10-14 Ga ( Suitable for Thick...

SBD"s 2 1/4" Square Black Plastic 10 - 14 Ga ( 1.99" - 2.08" ID) Tubing Plug, 2.25 Inch End Cap -Steel Fence Post Pipe Tube Cover Insert End Caps for Fitness Equipment By Caplugs 2 1/4" Square Black Plastic 10 - 14 Ga ( 1.99" - 2.08" ID) Tubing Plug, 2...

2 1/2" - 2.5 Inch Square Black Plastic 10-14 Ga (2.24"-2.33" ID) Tubing Plug - End Cap -Steel Fence Post Pipe Tube Cover Insert End Caps for Fitness Equipment BY CAPLUGS CAPLUGS - 2 1/2" - 2.5 Inch Square Black Plastic 10 - 14 Ga ( 2.24"-2...

(Pack of 25) 7/8" Square Snap-On Plastic Tubing Plug, (14 - 20 Ga - 0.71" to 0.82" ID) - Furniture Chair/Leg Pipe Tube Cover Insert ' Fencing Post Sliding Inserts - End Caps for Fitness Equipment ' by SBD

(Pack of 2) 3" Square Black Plastic Plug ( 3 Sq Inch) 3 - 7 Ga Plastic LDPE Flexible Ridges End Cap for Inside dimensions 2.49" to 2.64". 3"x3" Fence Post Pipe. Tube Cover Insert Finishing Plug - Fitness Eqpt End Caps ' by SBD

3.125" (80 X 80 MM) Square Plastic Plugs ' 6-11 Ga (for Wall Thickness 0.203-0.120) - (for ID 2.71" to 2.88") ' Flexible Ridges Heavy Duty Impact  Resistant Design LDPE Black Tubing Plugs '' by SBD (Pack of 2) 3" X 3" - 80 X 80 MM (OD) Square...