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      Home / Products / RAM Locking Knob with 1/4-20 Brass Hole for B Size Arms - RAM-KNOB3LU
      RAM Locking Knob with 1/4-20 Brass Hole for B Size Arms - RAM-KNOB3LU - OC Mounts
      RAM Locking Knob with 1/4-20 Brass Hole for B Size Arms - RAM-KNOB3LU - OC Mounts
      RAM Locking Knob with 1/4-20 Brass Hole for B Size Arms - RAM-KNOB3LU - OC Mounts
      RAM Locking Knob with 1/4-20 Brass Hole for B Size Arms - RAM-KNOB3LU - OC Mounts
      RAM Locking Knob with 1/4-20 Brass Hole for B Size Arms - RAM-KNOB3LU - OC Mounts
      RAM Locking Knob with 1/4-20 Brass Hole for B Size Arms - RAM-KNOB3LU - OC Mounts
      RAM Locking Knob with 1/4-20 Brass Hole for B Size Arms - RAM-KNOB3LU - OC Mounts
      RAM Locking Knob with 1/4-20 Brass Hole for B Size Arms - RAM-KNOB3LU - OC Mounts

      RAM-KNOB3LU

      RAM Locking Knob with 1/4-20 Brass Hole for B Size Arms - RAM-KNOB3LU

      $35.49 $39.49

      In Stock  - Ships for $3.99

      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 

      Ball Size: 
      1" Rubber Ball "B" Size 

      Note: 
      The "U" in the part number reflects product packaged in poly bag. 

      Weight:
      0.3 lbs.

      RAM Locking Knob with 1/4"-20 Brass Hole for B Size Arms

      Compatible Arms and Mounts

      RAM 1" Ball Medium Length Double Socket Arm With Diamond Base - RAM-B-103-238URAM 1" Ball Medium Length Double Socket Arm With Diamond Base - RAM-B-103-238U

      RAM Long Length Double Socket Arm For B Size 1" Balls - RAM-B-201U-CRAM Long Length Double Socket Arm For B Size 1" Balls - RAM-B-201U-C

      RAM 18" Long Rigid Aluminum Rod & (2 QTY) Single Socket Arms For 1" Balls - RAP-B-200-1-18URAM 18" Long Rigid Aluminum Rod & (2 QTY) Single Socket Arms For 1" Balls - RAP-B-200-1-18U

      RAM Composite Double Socket Arm For 1" Balls - RAP-B-201URAM Composite Double Socket Arm For 1" Balls - RAP-B-201U

      RAM® X-Grip® Cell Phone Cradle With Double Socket Arm - RAP-HOL-UN7B-201URAM® X-Grip® Cell Phone Cradle With Double Socket Arm - RAP-HOL-UN7B-201U

      RAM 1" Ball Medium Length Double Socket Arm With 2.5" Round Base That Contains The AMPs Hole Pattern - RAM-B-103URAM 1" Ball Medium Length Double Socket Arm With 2.5" Round Base That Contains The AMPs Hole Pattern - RAM-B-103U

      RAM Medium Double Socket Arm, Long Double Socket Arm & Double Ball Adapter For B Size 1" Balls - RAM-B-201-201U-CRAM Medium Double Socket Arm, Long Double Socket Arm & Double Ball Adapter For B Size 1" Balls - RAM-B-201-201U-C

      RAM Short Double Socket Arm For B Size 1" Balls - RAM-B-201U-ARAM Short Double Socket Arm For B Size 1" Balls - RAM-B-201U-A

      RAM Long Length Double Socket Arm With Retention Arm For B Size 1" Balls - RAM-B-201U-C-ALA1RAM Long Length Double Socket Arm With Retention Arm For B Size 1" Balls - RAM-B-201U-C-ALA1

      RAM 18" Long Extension Pole With (2 Qty) 1" Single Open Sockets - RAP-BB-201-18URAM 18" Long Extension Pole With (2 Qty) 1" Single Open Sockets - RAP-BB-201-18U

      Price Match

      Yes No

      OC Mounts will NOT price match: 
      - Items from online marketplaces, auction sites, or sites that require membership.
      - Items from unauthorized partners of RAM Mounts. (RAM will gladly tell you who is an authorized partner.) 
      - Misprinted ad prices of other retailers or “going out of business"/closeout sales. 
      - Ads for free gift or gift card with purchase. Percentage Off or Buy One, Get One Free and Out of Stock/Backorder items. 
      - Instant Rebates, Bundle Offers, Free Shipping Offers, Mail-in Offers, or Offers that include financing      .

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