Umarex T4e TC68 16J | Upgrading Sear Spring (Autofire) 1mm x 15mm x 5mm Compression Spring Cylidrical Coil Rotor Return Pressure Compressed Spring Steel 65Mn Wire Diameter 1.0mm 0views Upgrades & Modifications T4E TC68,Umarex T4e TC68 Related Videos X.68 Stock VS Modified AR Tactical 10g Joules Upgrades & Modifications Pistelle,Pistelle X-68 Beeman BP.50 Modified Barrel and Tuning Barrel Comparison. Upgrades & Modifications Beeman BP50,BP50 Beeman BP.50 Tuning Barrel Instal and Testing Upgrades & Modifications Beeman BP50,BP50 BP .50 With Barrel Mod and AR Tacticsl .50cal .4g Projectiles Upgrades & Modifications Beeman BP50 New Beeman BP .50 Barrel Updates Upgrades & Modifications Beeman BP50,BP50 Beeman BP .50 Aluminum Tuning Barrel Upgrades & Modifications Beeman BP50 P2P Secure .68 Nine Round Extended Magazine Upgrades & Modifications P2P Secure Part 1: Testing the Stock BP.50 Before ECLL Barrel Change for Vigilant Defense Less Lethal Upgrades & Modifications Beeman BP50 X.68 With MCS Chamber Extension. WOW!😱 Upgrades & Modifications Pistelle X.68 MCS Chamber Extension with 12g Co2 Upgrades & Modifications Pistelle «12345…8»Page 3 of 8