RA1165 Router Undermount Base

Router Undermount Base

Product Description


The RA1165 under-table base is based on the durable Bosch fixed base but enhanced with an above-table bit height adjustment mechanism. The RA1165 under-table base can be mounted to virtually any table surface and common router table plates. It includes hardware for mounting to router table and an T-wrench for adjusting the depth from above the table.


  • Rubberized Grip
  • (1) - Base
  • (1) - Mounting Hardware
  • (1) - Chip Shield and Hex Adjustment Wrench
RA1165 Router Undermount Base

Technical Data


Material Metal
Sales Pack Quantity 1
Screw Head Size 4-Hole Pattern: 4M, 3-Hole Pattern: 10-24
Weight 1.5lb
Works With Routers / Router Motors
1617, 1617EVS, 1617EVSPK, 1618, 1618EVS
Router Tables
RA1171 Cabinet-Style Router Table, RA1181 Router Table
Offset Wrenches for Bit Changing
RA1152 Offset Bit-Change Wrench Set
Dust Collection Attachments
RA1172AT Two-Hood Dust Hood Set RA1173AT Three-Hood Dust Hood Set
Includes Rubberized Grip, (1) - Base, (1) - Mounting Hardware, (1) - Chip Shield and Hex Adjustment Wrench


  • Designed for router table usage
  • Wrench access from above table — for convenient depth adjustment
  • Base has threaded holes for mounting to router table positioned in Bosch 4-hole subbase pattern and common 3-hole subbase pattern. Hardware included
  • Wide 3-3/4 In. base opening — allows use of larger bits
  • Motor housing does not rotate during depth adjustment, — eliminating potential cause of horizontal movement of bit
  • Tool-free base change — quick clamp system allows motor to be moved with ease
  • Two additional protective devices prevent motor from falling to floor after quick-clamp is released
  • For use with 1617, 1617EVS, 1617EVSPK, 1618, 1618EVS routers