Overhead VTrack
23 data points, no club stickers, righty and lefty without moving the monitor.
4K Birdie Package | VTrack overhead · Optoma 4K laser · 8 bay sizes
Grater Golf · Simulator PackagesA 4K home golf simulator package built around the VTrack overhead launch monitor, with the Birdie Bay in your choice of eight sizes. VTrack’s dual stereoscopic high-speed cameras capture up to 1,800 frames per second from above the hitting area, measuring 23 club, ball and flight data points with no club stickers and no special balls, and because it’s mounted overhead, right- and left-handed golfers can play without moving anything. It works with GSPro, E6 Connect and E6 Apex. The Optoma ZK431ST-B projects true 4K UHD at 4,100 lumens from just a few feet away thanks to its 0.496:1 short-throw lens, with a Golf Sim picture mode tuned for realistic skies and grass. The five-foot-deep Birdie Bay surrounds the impact screen with a full blackout wrapper, and Carl’s HotShot 4'x5' mat gives you a durable, replaceable hitting surface. Starting at $7,952.01.

Why golfers choose it
23 data points, no club stickers, righty and lefty without moving the monitor.
Optoma ZK431ST-B: 3840 x 2160, 4,100 lumens, 0.496:1 short throw.
Eight Birdie Bay sizes from 8'x10' to 10'x16', all five feet deep.
What’s in the package
Starting at $7,952.01. Every size is priced at 3% off the components bought separately.
Package pricing
Package price with 3% off, compared with buying each component separately. Dimensions are nominal outside enclosure dimensions.
| 8'H x 10'W x 5'D (4:3) |
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|---|---|
| 8'H x 13'W x 5'D (16:9) |
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| 9'H x 10'W x 5'D (4:3) |
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| 9'H x 12'W x 5'D (4:3) |
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| 9'H x 14'W x 5'D (16:9) |
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| 9'H x 15'W x 5'D (16:9) |
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| 9'H x 16'W x 5'D (16:9) |
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| 10'H x 16'W x 5'D (16:9) |
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Product details
| Launch monitor | VTrack overhead: dual stereoscopic high-speed cameras, up to 1,800 FPS, ceiling mounted |
|---|---|
| Club data | Club speed, face angle, attack angle, club path, face-to-path, dynamic loft, smash factor, impact point |
| Ball data | Ball speed, launch angle, launch direction, back spin, side spin, total spin, spin axis |
| Flight data | Carry, total distance, apex, flight time, run, landing angle, side total, side angle |
| Shot feedback | About 200 to 250 ms after impact |
| Software | GSPro, E6 Connect and E6 Apex compatible (licenses sold separately) |
| Projector | Optoma ZK431ST-B: 4K UHD DLP laser, 4,100 lumens, 0.496:1 throw, Golf Sim mode, 8.6 ms input lag at 1080p/120Hz, 30,000-hour laser |
| Enclosure | Grater Golf Birdie Bay, 5 ft deep, in 8 sizes from 8'H x 10'W to 10'H x 16'W (4:3 or 16:9) |
| Impact screen | Standard white impact-projection screen for real golf balls |
| Bay includes | One-piece black RipStop wrapper, four replaceable trim panels, two pole sleeves, ball bungees and corner connectors (plus couplers for bays wider than 10 ft) |
| Hitting mat | Carl’s HotShot 4'x5' mat system, 1.75" tall, Standard insert (accepts real tees) |
| Ceiling height | About 106" to 122" floor to ceiling for VTrack |
| Not included | Frame poles (1" EMT), padding, VTrack mount hardware, gaming PC, simulator software |
VTrack mounts to the room ceiling above the hitting area and needs about 106" to 122" (8'10" to 10'2") from floor to ceiling, so choose a bay height that sits below it. Allow at least a foot of clearance around the bay width you pick, plus enough depth for the bay, the hitting area and your swing. The ZK431ST-B’s 0.496:1 lens throws a 10 ft wide image from about 5 ft away and a 16 ft wide image from about 8 ft. Send us your room dimensions and ceiling height and we’ll confirm the layout before you order.
Product questions
Grater Golf support
Send us your room dimensions and ceiling height and we’ll confirm the bay size, VTrack mounting and projector placement before you order.
Ask Grater GolfFree standard shipping on most orders $100+ within the contiguous U.S. Eligible items may be returned within 30 days. Custom, modified, cut, installed, and made-to-order products may be final sale.