![RAM Mount Knob w/Keyed Lock & 1/4" - 20 Brass Hole [RAM-KNOB3LU]](http://boatpartsdepot.com/cdn/shop/files/op_blade_hero_icast2024_1.png?v=1758553857&width=3840)
![RAM Mount Knob w/Keyed Lock & 1/4" - 20 Brass Hole [RAM-KNOB3LU]](http://boatpartsdepot.com/cdn/shop/files/lumitec.png?v=1758638733&width=3840)
![RAM Mount Knob w/Keyed Lock & 1/4" - 20 Brass Hole [RAM-KNOB3LU]](http://boatpartsdepot.com/cdn/shop/files/garmin.webp?v=1758640530&width=3840)
![RAM Mount Knob w/Keyed Lock & 1/4" - 20 Brass Hole [RAM-KNOB3LU]](http://boatpartsdepot.com/cdn/shop/files/Untitled_design_-_2024-08-27T113233.566.png?v=1724740371&width=3840)
![RAM Mount Knob w/Keyed Lock & 1/4" - 20 Brass Hole [RAM-KNOB3LU]](http://boatpartsdepot.com/cdn/shop/files/kraken.jpg?v=1758232543&width=3840)
![RAM Mount 1" Tough-Ball w/ 1/4" -20 x .25" Male Threaded Post [RAP-B-379U-252025]](http://boatpartsdepot.com/cdn/shop/files/46688XL.jpg?v=1723113767&width=3840)
![RAM Mount 1" Tough-Ball w/ 1/4" -20 x .25" Male Threaded Post [RAP-B-379U-252025]](http://boatpartsdepot.com/cdn/shop/files/46688BXL.jpg?v=1723113769&width=3840)
![RAM Mount AQUA BOX Medium Wide [RAM-HOL-AQ6U]](http://boatpartsdepot.com/cdn/shop/files/36575XL.jpg?v=1723096527&width=3840)
![RAM Mount AQUA BOX Medium Wide [RAM-HOL-AQ6U]](http://boatpartsdepot.com/cdn/shop/files/36575BXL.jpg?v=1723096529&width=3840)
![RAM Mount 1" Ball "Light Use" Composite Mount f/Lowrance Elite-4 & Mark-4 Series Fishfinders [RAP-B-101U-LO11]](http://boatpartsdepot.com/cdn/shop/files/57056XL.jpg?v=1723143911&width=3840)
![RAM Mount 1" Ball "Light Use" Composite Mount f/Lowrance Elite-4 & Mark-4 Series Fishfinders [RAP-B-101U-LO11]](http://boatpartsdepot.com/cdn/shop/files/57056BXL.jpg?v=1723143914&width=3840)
![RAM Mount 1" Ball "Light Use" Flat Surface Mount f/Raymarine Dragonfly [RAM-B-101-RYM1]](http://boatpartsdepot.com/cdn/shop/files/57061XL.jpg?v=1723143959&width=3840)
![RAM Mount 1" Ball "Light Use" Flat Surface Mount f/Raymarine Dragonfly [RAM-B-101-RYM1]](http://boatpartsdepot.com/cdn/shop/files/57061BXL.jpg?v=1723143961&width=3840)
![RAM Mount 1" Ball Adapter f/Brake/Clutch Reservoir Base [RAM-B-309-3U]](http://boatpartsdepot.com/cdn/shop/files/45520XL.jpg?v=1723110769&width=3840)
![RAM Mount 1" Ball Connected to 3/8"-16 Threaded Post [RAM-B-236U]](http://boatpartsdepot.com/cdn/shop/files/45517XL.jpg?v=1723110731&width=3840)
![RAM Mount 1" Ball Double Socket Arm w/2 2.5" Round Bases - AMPS Hole Pattern [RAM-B-101U]](http://boatpartsdepot.com/cdn/shop/files/45202XL.jpg?v=1723110091&width=3840)
![RAM Mount 1" Ball Double Socket Arm w/2 2.5" Round Bases - AMPS Hole Pattern [RAM-B-101U]](http://boatpartsdepot.com/cdn/shop/files/45202BXL.jpg?v=1723110093&width=3840)
![RAM Mount 1" Ball Double Socket Short Arm w/ 2 2.5" Round Bases [RAM-B-101-A]](http://boatpartsdepot.com/cdn/shop/files/49678XL.jpg?v=1723122113&width=3840)
![RAM Mount 1" Ball Light Use Surface Mount f/Garmin echo 100, 150, 300c [RAM-B-101-G4]](http://boatpartsdepot.com/cdn/shop/files/45431XL.jpg?v=1723110308&width=3840)
![RAM Mount 1" Ball Light Use Surface Mount f/Garmin echo 100, 150, 300c [RAM-B-101-G4]](http://boatpartsdepot.com/cdn/shop/files/45431BXL.jpg?v=1723110310&width=3840)
Built for the Water
Lighting the Way Below – Enhancing Every Dive
Underwater Glow, Unmatched Visibility
The RAM Locking Knob includes a brass 1/4"-20 thread, for 1" (B size) socket arms; this allowing you to disengage the screwing of the knob. Once you have set your mount in the location you...
Available:
Sold Out
Guaranteed safe checkout:
Same-Day shipping
This item is available for 2 day shipping
The RAM Locking Knob includes a brass 1/4"-20 thread, for 1" (B size) socket arms; this allowing you to disengage the screwing of the knob. Once you have set your mount in the location you need, you can lock it in place and feel safe that your mounted device will stay right where you left it.
Material:
Powder coated marine grade aluminum
Note:
The "U" in the part number reflects product packaged in poly bag.
Related product
![RAM Heavy Duty Electronics Mount w/Short Arm [RAM-E-111U-D]](http://boatpartsdepot.com/cdn/shop/files/44427XL.jpg?v=1723108391&width=3840)
$268.49
$300.99
-10%
RAM Mount Knob w/Keyed Lock & 1/4" - 20 Brass Hole [RAM-KNOB3LU]
RECENTLY VIEWED PRODUCTS
![C-MAP REVEAL X - Chesapeake Bay to the Bahamas [M-NA-T-203-R-MS]](http://boatpartsdepot.com/cdn/shop/files/93618XL.jpg?v=1723570944&width=3840)
![C-MAP MAX NA-M023 - U.S. Gulf Coast & Inland Rivers - SD Card [NA-M023SDCARD]](http://boatpartsdepot.com/cdn/shop/files/30144XL.jpg?v=1723085131&width=3840)
![C-MAP MAX NA-M021 - Canada North & East - SD Card [NA-M021SDCARD]](http://boatpartsdepot.com/cdn/shop/files/30142XL.jpg?v=1723085112&width=3840)
![C-MAP MAX NA-M027 - Central America & The Caribbean - SD Card [NA-M027SDCARD]](http://boatpartsdepot.com/cdn/shop/files/30146XL.jpg?v=1723085150&width=3840)
![C-MAP MAX NA-M024 - U.S. West Coast & Hawaii - SD Card [NA-M024SDCARD]](http://boatpartsdepot.com/cdn/shop/files/30147XL.jpg?v=1723085160&width=3840)
![C-MAP MAX NA-M022 - U.S. East Coast & The Bahamas - SD Card [M-NA-M022-MS]](http://boatpartsdepot.com/cdn/shop/files/30145XL.jpg?v=1723085141&width=3840)
![C-MAP MAX NA-M028 - Alaska - SD Card [NA-M028SDCARD]](http://boatpartsdepot.com/cdn/shop/files/30149XL.jpg?v=1723085178&width=3840)
![C-MAP MAX NA-M025 - Canada West - SD Card [NA-M025SDCARD]](http://boatpartsdepot.com/cdn/shop/files/30148XL.jpg?v=1723085169&width=3840)
![C-MAP MAX NA-M026 - Great Lakes & The Maritimes - SD Card [NA-M026SDCARD]](http://boatpartsdepot.com/cdn/shop/files/30143XL.jpg?v=1723085122&width=3840)
![C-MAP MAX SA-M500 - Costa Rica-Chile Falklands - SD Card [SA-M500SDCARD]](http://boatpartsdepot.com/cdn/shop/files/17593XL.jpg?v=1723077467&width=3840)
![C-MAP MAX SA-M501 - Gulf of Paria - Cape Horn - SD Card [SA-M501SDCARD]](http://boatpartsdepot.com/cdn/shop/files/17594XL.jpg?v=1723077478&width=3840)
![Humminbird CoastMaster Premium Northeast Coastal V1 [602024-1]](http://boatpartsdepot.com/cdn/shop/files/105912XL.jpg?v=1744930449&width=3840)
![RAM Mount Knob w/Keyed Lock & 1/4" - 20 Brass Hole [RAM-KNOB3LU]](http://boatpartsdepot.com/cdn/shop/files/Untitled_design_-_2024-08-28T110403.265.png?v=1724825283&width=3840)
