RAM-B-149U – RAM® Stainless U-Bolt Rail Base with Diamond Plate and Medium Arm
The RAM-B-149U is the stainless-steel version of our medium-arm U-bolt rail mount, built for boats, kayaks and anywhere salt and spray are a problem. It pairs a stainless U-bolt base with a medium B-size double socket arm and a diamond AMPS plate, ready for any RAM 1" ball cradle.
Key Features
Stainless-steel U-bolt for corrosion resistance in marine and coastal use
Diamond plate with 2-hole AMPS pattern, 61.7 x 33.3mm (2.43" x 1.31")
Medium B-size double socket arm with twin ball-and-socket joints
Powder-coated marine-grade aluminium arm and plate
RAM lifetime warranty
Works With
Takes any RAM B-size (1" ball) cradle or AMPS-pattern holder. Prefer the zinc-coated version for road use? See the RAM-B-149ZU.
Dimensions & Specifications
U-bolt clamping range: 12.7mm to 25.4mm (0.5" to 1")
Arm overall length: 94mm (3.69")
Arm socket-to-socket: 76mm (3")
Diamond plate: 61.7 x 33.3mm (2.43" x 1.31"), 2-hole AMPS 48.6mm (1.912")
Ball size: 1" rubber ball, RAM B-size
Material: powder-coated marine-grade aluminium with stainless-steel U-bolt
Weight: 286g (0.63 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-231U stainless-steel U-bolt rail base with 1" ball
RAM-B-201U medium double socket arm
RAM-B-238U diamond AMPS plate
Composite rail adapter and U-bolt end caps
FAQs
Stainless or zinc? Choose stainless (this one) for boats, kayaks and salt-air environments. Zinc (RAM-B-149ZU) is fine for road bikes and general use and costs a little less.
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.
