The Story
RAM® Rail Base with Zinc-Coated U-Bolt & 1" Ball – RAM-B-231ZU
The RAM-B-231ZU Rail Base is a rugged and versatile mounting solution designed for handlebars, rails, and round tubing. Featuring a 25mm (1") B-size rubber ball positioned at a right angle to the mounting rail, this base provides a secure and stable platform for attaching any RAM® B-size double socket arm and device cradle.
The included zinc-coated U-bolt fits a wide range of rail diameters—from 12.7mm to 31.75mm (0.5" to 1.25")—making it ideal for motorcycles, ATVs, bicycles, boats, and industrial equipment. Black cover caps and a composite spacer are included for a clean, professional installation.
Key Features
- Zinc-Coated U-Bolt Base: Designed to sit at right angles to the mounting rail for optimal positioning.
- Wide Compatibility: Fits rails from 12.7mm to 31.75mm (0.5" to 1.25") in diameter.
- B-Size 1" Ball: Works with all RAM® B-size arms and accessories.
- Durable Construction: Made from powder-coated, marine-grade aluminum for long-lasting performance.
- Lifetime Warranty: Backed by RAM Mounts’ industry-leading guarantee.
U-Bolt Dimensions
- Accommodates rails from 12.7mm to 31.75mm (0.5" to 1.25")
Hardware Included
- (1) 6.3mm-20 (1/4"-20) U-Bolt for 12.7mm – 25mm rails
- (1) 6.3mm-20 (1/4"-20) U-Bolt for 25mm – 31.75mm rails
- (2) 6.3mm-20 (1/4"-20) Nylock nuts
- (2) Rubber caps
- (1) U-bolt spacer
Ball / Socket Size
- B Size – 25mm (1")
Materials
- Marine-grade aluminum
Manufacturer Details
- Manufacturer: National Products Inc.
- Brand: RAM Mount
- Country of Import: USA
Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
RAM® Rail Base with Zinc-Coated U-Bolt & 1" Ball – RAM-B-231ZU
The RAM-B-231ZU Rail Base is a rugged and versatile mounting solution designed for handlebars, rails, and round tubing. Featuring a 25mm (1") B-size rubber ball positioned at a right angle to the mounting rail, this base provides a secure and stable platform for attaching any RAM® B-size double socket arm and device cradle.
The included zinc-coated U-bolt fits a wide range of rail diameters—from 12.7mm to 31.75mm (0.5" to 1.25")—making it ideal for motorcycles, ATVs, bicycles, boats, and industrial equipment. Black cover caps and a composite spacer are included for a clean, professional installation.
Key Features
- Zinc-Coated U-Bolt Base: Designed to sit at right angles to the mounting rail for optimal positioning.
- Wide Compatibility: Fits rails from 12.7mm to 31.75mm (0.5" to 1.25") in diameter.
- B-Size 1" Ball: Works with all RAM® B-size arms and accessories.
- Durable Construction: Made from powder-coated, marine-grade aluminum for long-lasting performance.
- Lifetime Warranty: Backed by RAM Mounts’ industry-leading guarantee.
U-Bolt Dimensions
- Accommodates rails from 12.7mm to 31.75mm (0.5" to 1.25")
Hardware Included
- (1) 6.3mm-20 (1/4"-20) U-Bolt for 12.7mm – 25mm rails
- (1) 6.3mm-20 (1/4"-20) U-Bolt for 25mm – 31.75mm rails
- (2) 6.3mm-20 (1/4"-20) Nylock nuts
- (2) Rubber caps
- (1) U-bolt spacer
Ball / Socket Size
- B Size – 25mm (1")
Materials
- Marine-grade aluminum
Manufacturer Details
- Manufacturer: National Products Inc.
- Brand: RAM Mount
- Country of Import: USA
