The Stike Industires R.EX Riser is a low profile, lightweight riser for AR platforms. Set at the ideal height for co-witnessing while using the SI Reflex Exoskeleton mount with either A2 height, or Sidewinder sights (without spacer), the REX Riser is versatile and provides and solid mounting platform. While optimized for use with the R.EX Mount, the universal Picatinny pattern can be used with many other optics that can be mounted on picatinny sections.

Features and Specifications:
Weight (oz): 2
Heights (in): with Spacer - .63 / without Spacer .53 / Spacer Height (in): .1
R.EX Exoskeleton will add .2 inches of height to either combination of the Rex Riser
Base: 6061-T6 Al, Requires 5 rail sections of space to properly mount.
Total Length of picatinny riser (in): 2.09
Spacer: 6061-T6 Al
Clamp: Steel
Screw: Steel
Finish: TIII Hard anodize
Low profile rail riser
Lightweight, 2 oz total installed co-witness height.
Co-witness with A2 or Sidewinder Sight using R.EX Mount
3 picatinny slot sections

Includes:
1x Riser Base
1x M5x30mm Cap Head Hex Screw
2x 10x3x.48mm spring
1x Clamp
1x Spacer
1x Riser rail
4x M3x6mm button head hex screw
Instructions:
Use the included spacer in conjunction with R.EX Mount for absolute co-witness with A2 height sights.
Use R.EX Mount with no spacer to co-witness with Sidewinder Sights only.
Note: Medium Strength Loctite Recommended (Included).