Making the AP900 more efficient

Hi guys got a video here today on the Snowpeak AP900 and in this one I am getting more shots from the rifle. Crawley surplus store: https://www.surplusstore.co.uk/ Discount code max 2 uses per customer / email: SUB12AIRGUNNERS Quick tune lock: https://www.ebay.co.uk/itm/376611370029 Bagnall and kirkwood quick tune system: https://spares.bagnallandkirkwood.co.uk/product/fx-impact-m4-quick-tune-system-kit-complete/ Bagnall and Kirkwood 750 power plenum: https://spares.bagnallandkirkwood.co.uk/product/fx-impact-m4-late-m3-750-power-plenum-kit/ Bagnall and kirkwood barrel: https://spares.bagnallandkirkwood.co.uk/product/lothar-walther-barrel-machined-for-fx-impact-mk2-m3-m4-and-other-fx-177/ My Ebay store: https://www.ebay.co.uk/usr/sub12airgunners Outgun store: https://www.outgun.shop/?ref=SUB12Airgunners Discount code: SUB12 OLED Gauge: https://www.outgun.shop/products/outgun-25mm-digital-pressure-gauge-400bar?ref=SUB12Airgunners LED Gauge: https://www.outgun.shop/products/outgun-25battery-digital-pressure-gauge-300bar?ref=SUB12Airgunners Angled gauge bracket: https://www.outgun.shop/products/angled-pressure-gauge-bracket-for-airguns?ref=SUB12Airgunners Cocking handles: https://www.outgun.shop/collections/cocking-handle?ref=SUB12Airgunners