CHRISTMAS & NEW YEAR BUSINESS HOURS
Thank you for your continued support & partnership with The Boat Warehouse. We wish you a safe and relaxing holiday period.
Please note that orders placed after Wednesday December 11th may not arrive in time for Christmas.
The Boat Warehouse will be closed from 4:00pm on Tuesday December 24th and will re-open at 9:00am on Monday January 6th 2025.
No on-line orders will be shipped during this period.
![Ronstan Stepped U-Bolt 5/16\" UNC x 1\" Studs](https://cdn11.bigcommerce.com/s-ydm181c/images/stencil/800x800/products/29664/59892/ronstan-stepped-ubolt-516-unc-x-1-studs-rfrf543-2223_std__54856.1722579129.jpg?c=2 "Ronstan Stepped U-Bolt 5/16\\" UNC x 1\\" Studs")
![Ronstan Stepped U-Bolt 5/16\" UNC x 1\" Studs](https://cdn11.bigcommerce.com/s-ydm181c/images/stencil/800x800/products/29664/59894/ronstan-stepped-ubolt-516-unc-x-1-studs-rfrf543-3094_std__83004.1722579130.jpg?c=2 "Ronstan Stepped U-Bolt 5/16\\" UNC x 1\\" Studs")
Ronstan Stepped U-Bolt 5/16" UNC x 1" Studs
316 stainless steel round bend turned U-bolt, supplied with top plate, backing plate, and nuts.
Grade 316 Stainless Steel
Stepped studs
Supplied with top plate, backing plate, and nuts.
Grade 316 stainless steel
| A (mm) | 26.0 |
|---|---|
| B (mm) | 9.5 |
| C (mm) | 25.0 |
| D (mm) | 35.0 |
| E (mm) | 4.0 |
Weight (g)95Internal Ø (mm)26
| Part Number |
|---|
| RON-RF543 |
![Ronstan Stepped U-Bolt 5/16\" UNC x 5\" Studs](https://cdn11.bigcommerce.com/s-ydm181c/images/stencil/500x659/products/29667/59896/ronstan-stepped-ubolt-516-unc-x-5-studs-rfrf549-4345_std__18084.1722579891.jpg?c=2 "Ronstan Stepped U-Bolt 5/16\\" UNC x 5\\" Studs")
![Ronstan Stepped U-Bolt 5/16\" UNC x 5\" Studs](https://cdn11.bigcommerce.com/s-ydm181c/images/stencil/50x50/products/29667/59896/ronstan-stepped-ubolt-516-unc-x-5-studs-rfrf549-4345_std__18084.1722579891.jpg?c=2 "Ronstan Stepped U-Bolt 5/16\\" UNC x 5\\" Studs")
![Ronstan Stepped U-Bolt 5/16\" UNC x 5\" Studs](https://cdn11.bigcommerce.com/s-ydm181c/images/stencil/50x50/products/29667/59900/ronstan-stepped-ubolt-516-unc-x-5-studs-rfrf549-9631_std__01585.1722579892.jpg?c=2 "Ronstan Stepped U-Bolt 5/16\\" UNC x 5\\" Studs")
Ronstan
Ronstan Stepped U-Bolt 5/16" UNC x 5" Studs 316 stainless steel round bend turned U-bolt, supplied with top plate, backing plate, and nuts. Features Grade 316 Stainless Steel Stepped...
![Ronstan Stepped U-Bolt 5/16\" UNC x 3\" Studs](https://cdn11.bigcommerce.com/s-ydm181c/images/stencil/500x659/products/29668/59897/ronstan-stepped-ubolt-516-unc-x-3-studs-rfrf547-7248_std__16529.1722579891.jpg?c=2 "Ronstan Stepped U-Bolt 5/16\\" UNC x 3\\" Studs")
![Ronstan Stepped U-Bolt 5/16\" UNC x 3\" Studs](https://cdn11.bigcommerce.com/s-ydm181c/images/stencil/50x50/products/29668/59897/ronstan-stepped-ubolt-516-unc-x-3-studs-rfrf547-7248_std__16529.1722579891.jpg?c=2 "Ronstan Stepped U-Bolt 5/16\\" UNC x 3\\" Studs")
![Ronstan Stepped U-Bolt 5/16\" UNC x 3\" Studs](https://cdn11.bigcommerce.com/s-ydm181c/images/stencil/50x50/products/29668/59899/ronstan-stepped-ubolt-516-unc-x-3-studs-rfrf547-1371_std__83987.1722579892.jpg?c=2 "Ronstan Stepped U-Bolt 5/16\\" UNC x 3\\" Studs")
Ronstan
Ronstan Stepped U-Bolt 5/16" UNC x 3" Studs 316 stainless steel round bend turned U-bolt, supplied with top plate, backing plate, and nuts. Features Grade 316 Stainless Steel Stepped...
![Ronstan Stepped U-Bolt 5/16\" UNC x 4\" Studs](https://cdn11.bigcommerce.com/s-ydm181c/images/stencil/500x659/products/29669/59898/ronstan-stepped-ubolt-516-unc-x-4-studs-rfrf548-5453_std__52217.1722579891.jpg?c=2 "Ronstan Stepped U-Bolt 5/16\\" UNC x 4\\" Studs")
![Ronstan Stepped U-Bolt 5/16\" UNC x 4\" Studs](https://cdn11.bigcommerce.com/s-ydm181c/images/stencil/50x50/products/29669/59898/ronstan-stepped-ubolt-516-unc-x-4-studs-rfrf548-5453_std__52217.1722579891.jpg?c=2 "Ronstan Stepped U-Bolt 5/16\\" UNC x 4\\" Studs")
![Ronstan Stepped U-Bolt 5/16\" UNC x 4\" Studs](https://cdn11.bigcommerce.com/s-ydm181c/images/stencil/50x50/products/29669/59901/ronstan-stepped-ubolt-516-unc-x-4-studs-rfrf548-3850_std__19574.1722579893.jpg?c=2 "Ronstan Stepped U-Bolt 5/16\\" UNC x 4\\" Studs")
Ronstan
Ronstan Stepped U-Bolt 5/16" UNC x 4" Studs 316 stainless steel round bend turned U-bolt, supplied with top plate, backing plate, and nuts. Features Grade 316 Stainless...
![Ronstan Stepped U-Bolt 5/16\" UNC x 2\" Studs](https://cdn11.bigcommerce.com/s-ydm181c/images/stencil/500x659/products/29665/59893/ronstan-stepped-ubolt-516-unc-x-2-studs-rfrf544-1377_std__49644.1722579129.jpg?c=2 "Ronstan Stepped U-Bolt 5/16\\" UNC x 2\\" Studs")
![Ronstan Stepped U-Bolt 5/16\" UNC x 2\" Studs](https://cdn11.bigcommerce.com/s-ydm181c/images/stencil/50x50/products/29665/59893/ronstan-stepped-ubolt-516-unc-x-2-studs-rfrf544-1377_std__49644.1722579129.jpg?c=2 "Ronstan Stepped U-Bolt 5/16\\" UNC x 2\\" Studs")
![Ronstan Stepped U-Bolt 5/16\" UNC x 2\" Studs](https://cdn11.bigcommerce.com/s-ydm181c/images/stencil/50x50/products/29665/59895/ronstan-stepped-ubolt-516-unc-x-2-studs-rfrf544-6614_std__98288.1722579130.jpg?c=2 "Ronstan Stepped U-Bolt 5/16\\" UNC x 2\\" Studs")
Ronstan
Ronstan Stepped U-Bolt 5/16" UNC x 2" Studs 316 stainless steel round bend turned U-bolt, supplied with top plate, backing plate, and nuts. Features Grade 316 Stainless Steel Stepped...
Ronstan
Ronstan Stepped U-Bolt 5/16" UNC x 1 1/2" Studs 316 stainless steel round bend turned U-bolt, supplied with top plate, backing plate, and nuts. Grade 316 Stainless Steel Stepped studs Supplied...
![Ronstan Stepped U-Bolt 1/4\" UNC x 1 1/2\" Studs](https://cdn11.bigcommerce.com/s-ydm181c/images/stencil/500x659/products/29706/59983/ronstan-stepped-ubolt-14-unc-x-1-12-studs-rfrf559-6809_std__06607.1722760239.jpg?c=2 "Ronstan Stepped U-Bolt 1/4\\" UNC x 1 1/2\\" Studs")
![Ronstan Stepped U-Bolt 1/4\" UNC x 1 1/2\" Studs](https://cdn11.bigcommerce.com/s-ydm181c/images/stencil/50x50/products/29706/59983/ronstan-stepped-ubolt-14-unc-x-1-12-studs-rfrf559-6809_std__06607.1722760239.jpg?c=2 "Ronstan Stepped U-Bolt 1/4\\" UNC x 1 1/2\\" Studs")
![Ronstan Stepped U-Bolt 1/4\" UNC x 1 1/2\" Studs](https://cdn11.bigcommerce.com/s-ydm181c/images/stencil/50x50/products/29706/59984/ronstan-stepped-ubolt-14-unc-x-1-12-studs-rfrf559-4734_std__57000.1722760241.jpg?c=2 "Ronstan Stepped U-Bolt 1/4\\" UNC x 1 1/2\\" Studs")
Ronstan
Ronstan Stepped U-Bolt 1/4" UNC x 1 1/2" Studs 316 stainless steel round bend turned U-bolt, supplied with top plate, backing plate, and nuts. Features Grade 316 Stainless Steel Stepped...
Ronstan
Ronstan Ring Bolt 1/4"UNC Thread x 51mm (2") Long Grade 316 stainless steel Specifications A (mm) 25.0 B (mm) 5.0
Ronstan
Ronstan Turned U-Bolt with Padeye Base Bolt through, 6.4mm (1/4") UNC Thread. Max deck thickness of 22mm (7/8"). Stainless steel padeye Includes nylon mounting pad Grade 316 stainless...
RWB Marine
304 grade stainless steel "U" bolts with a stepped shaft giving a solid bearing surface for the bearing plate for added strength. All have 8mm thread and 10mm diameter material. Part Number...
![Ronstan Stepped U-Bolt 5/16\" UNC x 1\" Studs](https://cdn11.bigcommerce.com/s-ydm181c/images/stencil/500x659/products/29664/59892/ronstan-stepped-ubolt-516-unc-x-1-studs-rfrf543-2223_std__54856.1722579129.jpg?c=2 "Ronstan Stepped U-Bolt 5/16\\" UNC x 1\\" Studs")