Best Brock String in 2026

Convergence & Performance: Convergence training using a Brock String can be useful for convergence insufficiency, as well as strength and athletic performance.

Sports Performance: With three 6-foot long strings and 5 tight-fitted beads on each, these Brock Strings are great for training the eyes in sport-specific positions – giving you the ultimate athletic edge.

Easy To Use: You can use Brock String right from the comfort of your home with a very short learning curve involved.

Dependable precision with micro-adjustable pins

Ultimate visibility with ultra-bright .019 horizontal fiber optic pins

Heightened accuracy over longer distances with second-axis adjustment

Fits Glock 17 / 17L, 19, 22, 23, 24, 26, 27, 33, 34, 35, 38, 39, 45 (Excluding M.O.S. models)

Brightness and durability of our original Tritium sights, but with added Pro-level features; Tritium night sights transition from standard white dot sights during the daylight, to glowing green dots in the the dark

Utilizes quality Swiss tritium for maximum brightness and unmatched visibility in all shooting conditions 24/7; Glows in the dark with no batteries or light sources needed

Dependable precision with micro-adjustable pins

Heightened accuracy over longer distances with second-axis adjustment

Ultimate visibility with ultra-bright .019 horizontal fiber optic pins

Fits Glock 20, 21, 25, 28, 29, 30, 31, 32, 37, 40, and 41 (Excluding M.O.S. models)

Brightness and durability of our original Tritium sights, but with added Pro-level features; Tritium night sights transition from standard white dot sights during the daylight, to glowing green dots in the the dark

Utilizes quality Swiss tritium for maximum brightness and unmatched visibility in all shooting conditions 24/7; Glows in the dark with no batteries or light sources needed

Fits Glock 17 / 17L, 19, 22, 23, 24, 26, 27, 33, 34, 35, 38, 39, 45 (Excluding M.O.S. models)

Brightness and durability of our original Tritium sights, but with added Pro-level features; Tritium night sights transition from standard white dot sights during the daylight, to glowing green dots in the the dark

Utilizes quality Swiss tritium for maximum brightness and unmatched visibility in all shooting conditions 24/7; Glows in the dark with no batteries or light sources needed

Fast Eddie XL Long Bar

Finish: Cerakote flat dark earth

Magnification: 1x

Illumination source: LED

Replacement fiber-optic material for firearm and archery sights

Efficient light transmissin and vibrant color for excellent visibility

Includes five (5) fibers: (1) Red, (1) Green, (1) Yellow, (1) Ruby Red, (1) Orange

Machined from 7000 series aluminum

Feature a non-abrasive coating

Radial String grooves

Ability to set a floating pin with a rapid stop

Smart mount multi-positioning mounting holes

Elevation gang adjustment with visual laser engraved markings

Litewave Interchangeable Front Sight

Diagonal-Wave Design For Increased Durability And Brightest Sight

Skeletonized Sight Body

Five ultra-bright .019” medium horizontal fiber optic pins for ultimate visibility

Offset mounting holes for added customizability

Properly align shots with the precision installed bubble level

Four ultra-bright .019” medium horizontal fiber optic pins for ultimate visibility

Reversible mount design for use with left- and right-hand bows

Properly align shots with the precision installed bubble level

Four ultra-bright .019” medium horizontal fiber optic pins for ultimate visibility

Reversible mount design for use with left- and right-hand bows

Properly align shots with the precision installed bubble level

DUAL 35- AND 40-DEGREE STRING GROOVE ANGLES - Dual string grooves provide archers the ability to choose the correct string angle for their particular set up without the need to purchase a second peep sight

AEROSPACE ANTI-GLARE TECHNOLOGY - Light Baffling eliminates glare by preventing off axis light from reaching the shooter’s eye providing a consistent sight picture in all light conditions, even when the sun is low and likely to affect your line of sight

PROPRIETARY TEFLON COATING - Teflon coating provides a smooth peep surface that protects the string from wear; in the heat of hunting season, you don’t have time to change your string and Teflon coating ensures that peep wear isn’t a concern

Mathematical precision of React Technology automatically adjusts all five pins to the optimal location

Make easy corrections with advanced tool-less micro-click windage and elevation adjustments

Strengthen accuracy at severe angles over longer distances with Third Axis Adjustment

4 x RED/GREEN RETICLES: With four reticle patterns illuminated in red or green, this reflex scope offers a total of 8 different sighting options and 5 brightness levels to toggle between.

PICATINNY/WEAVER MOUNT: Built-in scope mount base for 20mm (0.8”) rails. Allows for easy sight remounting with all required mounting tools and cleaning cloth included.

FULL FIELD OF VIEW: 33mm reflex lens with tubeless design for a wide field of view (15.8m at 100m) that’s great for rapid-fire at moving targets from short to mid-range distances.

DUAL 35- AND 40-DEGREE STRING GROOVE ANGLES - Dual string grooves provide archers the ability to choose the correct string angle for their particular set up without the need to purchase a second peep sight

AEROSPACE ANTI-GLARE TECHNOLOGY - Light Baffling eliminates glare by preventing off axis light from reaching the shooter’s eye providing a consistent sight picture in all light conditions, even when the sun is low and likely to affect your line of sight

PROPRIETARY TEFLON COATING - Teflon coating provides a smooth peep surface that protects the string from wear; in the heat of hunting season, you don’t have time to change your string and Teflon coating ensures that peep wear isn’t a concern

Mathematical precision of React Technology automatically adjusts all five pins to the optimal location

Make easy corrections with advanced tool-less micro-click windage and elevation adjustments

Strengthen accuracy at severe angles over longer distances with Third Axis Adjustment

Machined from 7000 series aluminum

Feature a non-abrasive coating

Radial String grooves

Shoot in any light conditions

The Package Height Of The Product Is 3.05 Centimeters

The Package Length Of The Product Is 17.27 Centimeters

【Rugged Red Dot Sight】CVLIFE red dot sight is crafted from high-strength aluminum, making it sturdy and long-lasting. With an objective aperture of 33mm and a magnification of 1x, it offers a clear and wide field of view that improves your accuracy when shooting.

【Special 2 in 1 Design】What sets our red dot sight apart is its special 2-in-1 design. It's built with a red sight laser, dual illuminated reflex sight with four reticle types, stepless brightness adjustment, this reflex sight provides various choices to meet different occasions. Whether you're out hunting, practicing at the range, or responding to a tactical situation, this red dot sight provides the options you need.

【Tubeless Design & Dual Switches】The tubeless design with 33mm reflex lens aperture further enhances your accuracy by providing a wider field of view than traditional tube-style reflex sights. And with both a switch button and a pressure pad switch included, you can choose which one to use based on the situation, making it easier to operate the laser dot reflex sight.

Sight in at 20 & 60 yards and you're dialed in from 20 to 80, in 5 yard increments

Sight Housing: 1 5/8"

Fully protected fiber optics

Protects sight pins from damage

“Quick Draw” adjustment cord- auto locks

Easily removable with one hand- pull release tab

Package length: 4.318 cm

Package width: 4.318 cm

Package height: 0.254 cm

U.S.A

Push-button activation lets you choose between green, red, or black reticle settings

One battery yields up to 5,000+ hours of service; Black reticle is etched onto the prism, so you can use the optic even without battery power

Easy-to-see reticle hash marks offer trajectory compensation to 600 yards

Clear, unobstructed view of your target with sight’s Vertical In-Line Pin Technology

Reduces vibration while maintaining light-weight strength with Ballistix CoPolymer System

Advanced tool-less micro-click windage and elevation adjustments

Ultra-lightweight carbon-composite construction; Weighs less than 4.2 ounces

Unique Pro-Brite pin design for increased durability and brightness

TRU-FLO fiber design maximizes light transmission to pins and eliminates glare from the LED light; Extra-long fibers for maximum brightness