BoltFitFinder

Spine 400 Gold TIP Pierce Platinum vs Spine 300 Gold TIP Velocity: specs compared

Updated 05 September 2026.

8.8 GPI
Spine 300 Gold TIP Velocity wins on grains per inch

On grains per inch, Spine 300 Gold TIP Velocity leads: 8.8 GPI versus 7.6 GPI.

SpecSpine 400 Gold TIP Pierce PlatinumSpine 300 Gold TIP Velocity
ModelGold Tip Kinetic Pierce PlatinumGold Tip Velocity
BrandGold TipGold Tip
Spine400300
Outside diameter.229 in OD.299 in OD
Weight7.6 GPI8.8 GPI
Grains per inch7.6 GPI8.8 GPI
Inside diameter.166 in.246 in
Stock nockGold Tip GTO nock (5.3 gr)Gold Tip Accu-Lite nock (8.3 gr)
Stock insertGold Tip ballistic insert system (43.5 gr)Gold Tip Accu-Lite insert (12.1 gr)
Point thread8-328-32
Straightness+/-.0025 in+/-.006 in
Suitsa medium draw of roughly 45 to 65 lba heavy draw of roughly 65 lb and up

Questions and answers

Which has the higher grains per inch, Spine 400 Gold TIP Pierce Platinum or Spine 300 Gold TIP Velocity?

On grains per inch, Spine 300 Gold TIP Velocity leads: 8.8 GPI versus 7.6 GPI.

How do Spine 400 Gold TIP Pierce Platinum and Spine 300 Gold TIP Velocity compare?

On grains per inch, Spine 300 Gold TIP Velocity leads: 8.8 GPI versus 7.6 GPI.

Compared here

Gold Tip Kinetic Pierce Platinum in a 400 spine: GPI, bore and nockGold Tip Velocity in a 300 spine: GPI, bore and nock