RAM Strap / U-Bolt Base for 13-80mm Diameter Bars - 1" Ball - Stainless Steel

RAM-B-231-2 – RAM® Stainless ATV/UTV Strap & U-Bolt Rail Base with 1" Ball

The RAM-B-231-2 is the stainless-component version of our ATV/UTV strap base, built for the harshest, wettest conditions. A flexible metal strap wraps tubing up to 80mm, an included U-bolt handles smaller bars, and a 1" RAM B-size ball sits ready on top. The strap's tightening screw is sealed in a compact housing for a clean, safe finish.

Key Features

• Strap clamp fits tubing 40mm to 80mm (1.57" to 3.15") on ATVs, UTVs, snowmobiles and motorcycles
• Included U-bolt covers smaller bars 12.7mm to 25.2mm (0.5" to 1")
• Stainless-steel components for corrosion resistance
• 1" RAM B-size rubber ball
• Marine-grade aluminium and high-strength composite, RAM lifetime warranty

Works With

The 1" ball connects to any RAM B-size double socket arm or single-socket cradle. Prefer the zinc version? See the RAM-B-231Z-2U.

Dimensions & Specifications

• Strap clamping range: 40mm to 80mm (1.57" to 3.15")
• U-bolt clamping range: 12.7mm to 25.2mm (0.5" to 1")
• Ball size: 1" rubber ball, RAM B-size
• Material: marine-grade aluminium, high-strength composite and stainless-steel components
• Weight: 190g (0.42 lb)
• Load rating: up to 907g (2 lb) standard use; 454g (1 lb) for heavy-duty or high-vibration use

What's Included

• RAM-B-231-2 base with strap clamp and U-bolt, 1" ball
• Strap clamp adapter, zinc worm-drive strap clamp, 6" rubber strip
• U-bolt (0.5"-1"), two machine screws, two nylock nuts, two rubber caps, U-bolt spacer

FAQs

Can I mount it to a 4" tube?
Yes, with a larger hose clamp from any hardware store in place of the supplied one.

How fast does it ship?
If it's shown in stock here, it ships from our Auckland warehouse, normally within one business day. If it's shown as out of stock, get in touch and we may be able to get it in for you.

Videos

• RAM strap base assembly overview